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<!doctype html><html lang="en" class="min-h-full antialiased"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width,initial-scale=1"><title>Home | Privacy Preserving Systems Lab</title><meta name="description" content="We at the PPS Lab build, investigate, and research software systems for data privacy and data security."><meta name="robots" content="index,follow"><link rel="preload" href="fonts/gillsans/Gill_Sans_Medium.otf"><link rel="preload" href="fonts/sourceserifpro/source-serif-pro-400-normal.woff"><link rel="preload" href="fonts/sourceserifpro/source-serif-pro-400-italic.woff"><link rel="stylesheet" href="/css/main.min.css"><script src="/js/main.min.js" defer="defer"></script><meta itemprop="name" content="Home | Privacy Preserving Systems Lab"><meta itemprop="description" content="We at the PPS Lab build, investigate, and research software systems for data privacy and data security."><meta name="twitter:card" content="summary_large_image"><meta name="twitter:title" content="Home | Privacy Preserving Systems Lab"><meta name="twitter:description" content="We at the PPS Lab build, investigate, and research software systems for data privacy and data security."><meta name="twitter:site" content=""><meta name="twitter:creator" content=""><meta name="twitter:image:src" content="https://pps-lab.com"><meta name="og:title" content="Home | Privacy Preserving Systems Lab"><meta name="og:description" content="We at the PPS Lab build, investigate, and research software systems for data privacy and data security."><meta name="og:image" content="https://pps-lab.com"><meta name="og:url" content="https://pps-lab.com/"><meta name="og:site_name" content="Privacy Preserving Systems Lab"><meta name="og:locale" content="en_GB"><meta name="og:type" content="website"><link rel="icon" type="image/png" href="/images/favicon/favicon.ico"><link rel="apple-touch-icon" sizes="180x180" href="/images/favicon/apple-touch-icon.png"><link rel="icon" type="image/png" sizes="32x32" href="/images/favicon/favicon-32x32.png"><link rel="icon" type="image/png" sizes="16x16" href="/images/favicon/favicon-16x16.png"><link rel="manifest" href="/images/favicon/site.webmanifest"><link rel="canonical" href="https://pps-lab.com/"><script async="" src="https://www.googletagmanager.com/gtag/js?id=G-4ZPP8W4RNN"></script><script>window.dataLayer = window.dataLayer || [];
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Our mission is to develop technologies that enable applications to safely and securely interact with users data while preserving individual's privacy and make it easy for developers to build and develop privacy preserving applications.</p></div><div class="content mt-5"><h2 class="text-3xl font-title">Projects</h2><div class="grid md:grid-cols-4 grid-cols-1 gap-0 md:gap-8 lg:gap-16"><div class="flex flex-col text-center overflow-hidden md:hover:shadow-md relative transition duration-75 mt-8 md:mt-0"><div class="overflow-hidden mx-16 md:mx-0 md:rounded-none"><img src="/images/research/ml-sec.png" alt="Secure and Robust Collaborative Learning thumbnail" class="px-8 2xl:px-12"></div><div class="leading-relaxed content mt-4 md:px-4"><h2 class="text-lg font-normal">Secure and Robust Collaborative Learning</h2></div><a href="/research/ml-sec/" aria-label="Secure and Robust Collaborative Learning" class="absolute top-0 left-0 w-full h-full overflow-hidden"></a></div><div class="flex flex-col text-center overflow-hidden md:hover:shadow-md relative transition duration-75 mt-8 md:mt-0"><div class="overflow-hidden mx-16 md:mx-0 md:rounded-none"><img src="/images/research/e2e-privacy.png" alt="End-to-End Designs for Data Privacy thumbnail" class="px-8 2xl:px-12"></div><div class="leading-relaxed content mt-4 md:px-4"><h2 class="text-lg font-normal">End-to-End Designs for Data Privacy</h2></div><a href="/research/e2e-privacy/" aria-label="End-to-End Designs for Data Privacy" class="absolute top-0 left-0 w-full h-full overflow-hidden"></a></div><div class="flex flex-col text-center overflow-hidden md:hover:shadow-md relative transition duration-75 mt-8 md:mt-0"><div class="overflow-hidden mx-16 md:mx-0 md:rounded-none"><img src="/images/research/fhe.png" alt="Accessible Privacy Preserving Computation thumbnail" class="px-8 2xl:px-12"></div><div class="leading-relaxed content mt-4 md:px-4"><h2 class="text-lg font-normal">Accessible Privacy Preserving Computation</h2></div><a href="/research/fhe/" aria-label="Accessible Privacy Preserving Computation" class="absolute top-0 left-0 w-full h-full overflow-hidden"></a></div><div class="flex flex-col text-center overflow-hidden md:hover:shadow-md relative transition duration-75 mt-8 md:mt-0"><div class="overflow-hidden mx-16 md:mx-0 md:rounded-none"><img src="/images/research/pp-stream.png" alt="Privacy Preserving Stream Analytics at Scale thumbnail" class="px-8 2xl:px-12"></div><div class="leading-relaxed content mt-4 md:px-4"><h2 class="text-lg font-normal">Privacy Preserving Stream Analytics at Scale</h2></div><a href="/research/pp-stream/" aria-label="Privacy Preserving Stream Analytics at Scale" class="absolute top-0 left-0 w-full h-full overflow-hidden"></a></div></div></div><div><h2 class="text-3xl mt-8 font-title">News</h2><div class=""><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-medium"><div class="md:pb-4 pt-4"><time datetime="Mon Jun 10 2024 00:00:00 GMT+0000 (Coordinated Universal Time)">10.06.2024</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 md:border-t link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Arc is accepted at USENIX Security 2024!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-medium"><div class="md:pb-4 pt-4"><time datetime="Wed Nov 01 2023 00:00:00 GMT+0000 (Coordinated Universal Time)">01.11.2023</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Cohere is accepted at IEEE S&P (Oakland) 2024!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-medium"><div class="md:pb-4 pt-4"><time datetime="Fri Jul 14 2023 00:00:00 GMT+0000 (Coordinated Universal Time)">14.07.2023</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">We received the best talk award at HotPETs for our work on "Bridging the Gap between Privacy Incidents and PETs"!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-medium"><div class="md:pb-4 pt-4"><time datetime="Mon Apr 24 2023 00:00:00 GMT+0000 (Coordinated Universal Time)">24.04.2023</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Alex successfully defended his PhD thesis last week. Congratulations, Dr. Alex! <a href="https://pps-lab.com/images/people/group_photos/alex_defense.jpg" target="_blank" rel="noopener">Photo</a>.</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-medium"><div class="md:pb-4 pt-4"><time datetime="Sat Apr 01 2023 00:00:00 GMT+0000 (Coordinated Universal Time)">01.04.2023</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">RoFL is accepted at IEEE S&P (Oakland) 2023!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-medium"><div class="md:pb-4 pt-4"><time datetime="Fri Mar 24 2023 00:00:00 GMT+0000 (Coordinated Universal Time)">24.03.2023</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Chris gave talks about Verifiable Fully Homomorphic Encryption at UC Berkeley Sec. Seminar, Stanford Sec. Seminar, Intel Labs, UCSD (invited guest lecture), and the FHE.org conference. Check the talk <a href="https://www.youtube.com/watch?v=8bVHYi7avCU" target="_blank" rel="noopener">here</a>.</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-medium"><div class="md:pb-4 pt-4"><time datetime="Sun Nov 20 2022 00:00:00 GMT+0000 (Coordinated Universal Time)">20.11.2022</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">We received the Google Research Award!</span></div><p class="text-md"></p><p>This award will foster a new collaboration with Google that aims to bring efficient and scheme-agnostic FHE support to the TensorFlow framework.</p><p></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-medium"><div class="md:pb-4 pt-4"><time datetime="Fri Nov 18 2022 00:00:00 GMT+0000 (Coordinated Universal Time)">18.11.2022</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">HECO is accepted at USENIX Security 2023!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-medium"><div class="md:pb-4 pt-4"><time datetime="Thu Sep 22 2022 00:00:00 GMT+0000 (Coordinated Universal Time)">22.09.2022</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Congratulations to Lukas Burkhalter, who successfully defended his Ph.D. thesis this week! <a href="https://pps-lab.com/images/people/group_photos/lukas_defense.jpeg" target="_blank" rel="noopener">Photo</a>.</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-medium"><div class="md:pb-4 pt-4"><time datetime="Sun Jul 31 2022 00:00:00 GMT+0000 (Coordinated Universal Time)">31.07.2022</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">We have a new group photo. Here is <a href="https://pps-lab.com/images/people/group_photos/pps_group_photo_2022.jpg" target="_blank" rel="noopener">a photo</a> of us!</span></div><p class="text-md"></p></div></div></div><div id="news-list-collapse" class="collapsed"><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Wed Jun 22 2022 00:00:00 GMT+0000 (Coordinated Universal Time)">22.06.2022</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Anwar gave a talk about Security and Robustness of Collaborative Learning Systems at the <a href="https://www.youtube.com/watch?v=qQ7qAUOvu9g" target="_blank" rel="noopener">FLOW Seminar</a>.</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Wed Jun 01 2022 00:00:00 GMT+0000 (Coordinated Universal Time)">01.06.2022</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Alex gave talks at the FHE.org Conference and <a href="https://www.youtube.com/watch?v=Wkluh79kFcU" target="_blank" rel="noopener">Protocol Labs Research Seminar</a> about HECO, our FHE Compiler.</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Mon Jan 10 2022 00:00:00 GMT+0000 (Coordinated Universal Time)">10.01.2022</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Anwar gave an invited talk at Facebook research labs about Systems Designs for End-to-End Privacy!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Fri Dec 10 2021 00:00:00 GMT+0000 (Coordinated Universal Time)">10.12.2021</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Anwar gave invited talks at Brown University and <a href="https://madsp.cs.wisc.edu/sp-seminar/2021210-anwar-hithnawi/" target="_blank" rel="noopener">University of Wisconsin-Madison </a>about Cryptographic Enforcement of End-to-End Data Privacy!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Thu Nov 11 2021 00:00:00 GMT+0000 (Coordinated Universal Time)">11.11.2021</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Alex gave talks at Stanford Software Lunch Seminar and NVIDIA about FHE Development Ecosystem.</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Thu Sep 30 2021 00:00:00 GMT+0000 (Coordinated Universal Time)">30.09.2021</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Anwar gave a talk at the launch of Intel's Crypto Frontier Center!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Thu Aug 12 2021 00:00:00 GMT+0000 (Coordinated Universal Time)">12.08.2021</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Our lab received the Semiconductor Research Corporation Grant!</span></div><p class="text-md"></p><p>This grant aims at expanding our efforts to build an ecosystem for developing and deploying FHE applications.</p><p></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Thu Aug 05 2021 00:00:00 GMT+0000 (Coordinated Universal Time)">05.08.2021</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">We received the <a href="https://research.fb.com/blog/2021/07/investing-in-academic-research-to-improve-our-privacy-technology-our-approach-and-recent-rfp-winners/" target="_blank" rel="noopener">Facebook Research Award!</a></span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Wed Aug 04 2021 00:00:00 GMT+0000 (Coordinated Universal Time)">04.08.2021</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Nicolas gave talks at <a href="https://securitylunch.stanford.edu/" target="_blank" rel="noopener">Stanford Security Seminar</a> and UC Berkeley about Zeph.</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Sun Aug 01 2021 00:00:00 GMT+0000 (Coordinated Universal Time)">01.08.2021</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Alex started a research internship at Intel!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Tue Jul 20 2021 00:00:00 GMT+0000 (Coordinated Universal Time)">20.07.2021</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">We had our first social outing as a group. Here is <a href="https://pps-lab.com/images/people/group_photos/pps_group_photo.jpg" target="_blank" rel="noopener">a photo</a> of us!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Thu Jun 17 2021 00:00:00 GMT+0000 (Coordinated Universal Time)">17.06.2021</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Alex gave invited talks about "FHE Development Ecosystem: Tools, Compilers & Challenges" at <a href="https://securitylunch.stanford.edu/" target="_blank" rel="noopener">Stanford Sec. Seminar</a>, UC Berkeley, Intel, <a href="https://fhe.org/talks/2021-05-20_fhe_tools" target="_blank" rel="noopener">FHE.org.</a></span></div><p class="text-md"></p><p>Check the talk <a href="https://www.youtube.com/watch?v=SGoHbXG5kgk">here</a> and an extended version of the talk, ending with an interesting discussion on FHE tools development <a href="https://www.youtube.com/watch?v=G8idc7koqWs">here</a>.</p><p></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Tue Jun 01 2021 00:00:00 GMT+0000 (Coordinated Universal Time)">01.06.2021</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Lukas started a research internship at <a href="https://brave.com/" target="_blank" rel="noopener">Brave</a>!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Sun Mar 14 2021 00:00:00 GMT+0000 (Coordinated Universal Time)">14.03.2021</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Zeph is accepted at USENIX OSDI 2021!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Mon Mar 01 2021 00:00:00 GMT+0000 (Coordinated Universal Time)">01.03.2021</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Hidde Lycklama joins the PPS Lab as a Ph.D. student. Welcome, Hidde!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Mon Dec 28 2020 00:00:00 GMT+0000 (Coordinated Universal Time)">28.12.2020</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Upcoming paper on Fully Homomorphic Encryption Compilers is accepted at the IEEE S&P 2021!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Tue Dec 15 2020 00:00:00 GMT+0000 (Coordinated Universal Time)">15.12.2020</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">We received the ETH Research Grant!</span></div><p class="text-md"></p><p>This grant aims at expanding our efforts on end-to-end systems designs for data privacy.</p><p></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Tue Sep 01 2020 00:00:00 GMT+0000 (Coordinated Universal Time)">01.09.2020</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Nicolas Küchler joins the PPS Lab as a Ph.D. student. Welcome, Nicolas!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Sat May 16 2020 00:00:00 GMT+0000 (Coordinated Universal Time)">16.05.2020</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Droplet is accepted at USENIX Security Symposium 2020!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Wed May 13 2020 00:00:00 GMT+0000 (Coordinated Universal Time)">13.05.2020</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">Lukas Burkhalter receives the Microsoft Research Ph.D. Award! Congrats, Lukas!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Tue Feb 25 2020 00:00:00 GMT+0000 (Coordinated Universal Time)">25.02.2020</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">TimeCrypt is accepted at USENIX NSDI 2020!</span></div><p class="text-md"></p></div></div></div><div class="max-h-24 flex flex-row"><div class="max-h-24 text-gray-900 text-sm font-bold"><div class="md:pb-4 pt-4"><time datetime="Sat Feb 01 2020 00:00:00 GMT+0000 (Coordinated Universal Time)">01.02.2020</time></div></div><div class="flex-grow ml-4 md:ml-12 leading-snug items-center md:mb-0 text-textGray border-b border-gray-300 link-visible"><div class="pb-4 pt-4"><div class="mb-0 text-black text-md link-not-visible"><span class="mr-4">> Hello, World!</span></div><p class="text-md"></p><p>Anwar Hithnawi got awarded the SNSF Ambizione grant to start the PPS Lab at ETH Zurich.</p><p></p></div></div></div></div></div><div id="news-list-collapse-button"><span>Show more</span> <svg class="news-list-collapse-icon fill-current" style="width:24px;height:24px" viewBox="0 0 24 24"><path fill="currentColor" d="M7.41,8.58L12,13.17L16.59,8.58L18,10L12,16L6,10L7.41,8.58Z"></path></svg></div></div><div><h2 class="text-3xl mt-8 font-title">Publications</h2><div class="mb-8 text-lg publication"><div class="flex flex-col md:flex-row items-center"><div class="w-0 md:w-20 flex-shrink-0 border-2 max-h-24"><a href="https://arxiv.org/abs/2409.12055" target="_blank" rel="noopener"><img alt="Thumbnail of Artemis: Efficient Commit-and-Prove SNARKs for zkML" src="/images/papers/artemis_thumbnail.jpg"></a></div><div class="md:ml-6 leading-snug"><h3 class="mb-0"><span class="mr-4 font-medium">Artemis: Efficient Commit-and-Prove SNARKs for zkML</span> <a href="https://arxiv.org/abs/2409.12055" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 20H5a2 2 0 01-2-2V6a2 2 0 012-2h10a2 2 0 012 2v1m2 13a2 2 0 01-2-2V7m2 13a2 2 0 002-2V9a2 2 0 00-2-2h-2m-4-3H9M7 16h6M7 8h6v4H7V8z"></path></svg> <span>Paper</span> </a><a href="https://github.com/pps-lab/artemis" target="_blank" class="publication-icon" rel="noopener"><svg class="fill-current" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="24" height="24" viewBox="0 0 24 24"><path d="M12,2A10,10 0 0,0 2,12C2,16.42 4.87,20.17 8.84,21.5C9.34,21.58 9.5,21.27 9.5,21C9.5,20.77 9.5,20.14 9.5,19.31C6.73,19.91 6.14,17.97 6.14,17.97C5.68,16.81 5.03,16.5 5.03,16.5C4.12,15.88 5.1,15.9 5.1,15.9C6.1,15.97 6.63,16.93 6.63,16.93C7.5,18.45 8.97,18 9.54,17.76C9.63,17.11 9.89,16.67 10.17,16.42C7.95,16.17 5.62,15.31 5.62,11.5C5.62,10.39 6,9.5 6.65,8.79C6.55,8.54 6.2,7.5 6.75,6.15C6.75,6.15 7.59,5.88 9.5,7.17C10.29,6.95 11.15,6.84 12,6.84C12.85,6.84 13.71,6.95 14.5,7.17C16.41,5.88 17.25,6.15 17.25,6.15C17.8,7.5 17.45,8.54 17.35,8.79C18,9.5 18.38,10.39 18.38,11.5C18.38,15.32 16.04,16.16 13.81,16.41C14.17,16.72 14.5,17.33 14.5,18.26C14.5,19.6 14.5,20.68 14.5,21C14.5,21.27 14.66,21.59 15.17,21.5C19.14,20.16 22,16.42 22,12A10,10 0 0,0 12,2Z"></path></svg> <span>Github</span></a></h3><p><a href="/people/hiddelycklama/"><span>Hidde Lycklama</span>*</a>, <a href="/people/alexanderviand/"><span>Alexander Viand</span>*</a>, Nikolay Avramov, <a href="/people/nicolaskuechler/"><span>Nicolas Küchler</span></a>, <a href="/people/anwarhithnawi/"><span>Anwar Hithnawi</span></a></p><p class="text-red-600 font-bold"></p><p>Preprint, arXiv:2409.12055</p></div></div></div><div class="mb-8 text-lg publication"><div class="flex flex-col md:flex-row items-center"><div class="w-0 md:w-20 flex-shrink-0 border-2 max-h-24"><a href="https://arxiv.org/abs/2402.15780" target="_blank" rel="noopener"><img alt="Thumbnail of Holding Secrets Accountable: Auditing Privacy-Preserving Machine Learning" src="/images/papers/paper_arc_thumbnail.jpg"></a></div><div class="md:ml-6 leading-snug"><h3 class="mb-0"><span class="mr-4 font-medium">Holding Secrets Accountable: Auditing Privacy-Preserving Machine Learning</span> <a href="https://arxiv.org/abs/2402.15780" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 20H5a2 2 0 01-2-2V6a2 2 0 012-2h10a2 2 0 012 2v1m2 13a2 2 0 01-2-2V7m2 13a2 2 0 002-2V9a2 2 0 00-2-2h-2m-4-3H9M7 16h6M7 8h6v4H7V8z"></path></svg> <span>Paper</span> </a><a href="https://pps-lab.com/files/Arc_USENIX24_presentation.pdf" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 12l3-3 3 3 4-4M8 21l4-4 4 4M3 4h18M4 4h16v12a1 1 0 01-1 1H5a1 1 0 01-1-1V4z"></path></svg> <span>Slides</span> </a><a href="https://github.com/pps-lab/arc" target="_blank" class="publication-icon" rel="noopener"><svg class="fill-current" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="24" height="24" viewBox="0 0 24 24"><path d="M12,2A10,10 0 0,0 2,12C2,16.42 4.87,20.17 8.84,21.5C9.34,21.58 9.5,21.27 9.5,21C9.5,20.77 9.5,20.14 9.5,19.31C6.73,19.91 6.14,17.97 6.14,17.97C5.68,16.81 5.03,16.5 5.03,16.5C4.12,15.88 5.1,15.9 5.1,15.9C6.1,15.97 6.63,16.93 6.63,16.93C7.5,18.45 8.97,18 9.54,17.76C9.63,17.11 9.89,16.67 10.17,16.42C7.95,16.17 5.62,15.31 5.62,11.5C5.62,10.39 6,9.5 6.65,8.79C6.55,8.54 6.2,7.5 6.75,6.15C6.75,6.15 7.59,5.88 9.5,7.17C10.29,6.95 11.15,6.84 12,6.84C12.85,6.84 13.71,6.95 14.5,7.17C16.41,5.88 17.25,6.15 17.25,6.15C17.8,7.5 17.45,8.54 17.35,8.79C18,9.5 18.38,10.39 18.38,11.5C18.38,15.32 16.04,16.16 13.81,16.41C14.17,16.72 14.5,17.33 14.5,18.26C14.5,19.6 14.5,20.68 14.5,21C14.5,21.27 14.66,21.59 15.17,21.5C19.14,20.16 22,16.42 22,12A10,10 0 0,0 12,2Z"></path></svg> <span>Github</span> </a><a href="https://www.youtube.com/watch?v=sDHJredpZ3w" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 4v16M17 4v16M3 8h4m10 0h4M3 12h18M3 16h4m10 0h4M4 20h16a1 1 0 001-1V5a1 1 0 00-1-1H4a1 1 0 00-1 1v14a1 1 0 001 1z"></path></svg> <span>Video</span></a></h3><p><a href="/people/hiddelycklama/"><span>Hidde Lycklama</span></a>, <a href="/people/alexanderviand/"><span>Alexander Viand</span></a>, <a href="/people/nicolaskuechler/"><span>Nicolas Küchler</span></a>, <a href="https://cknabs.github.io/" target="_blank" rel="noopener"><span>Christian Knabenhans</span></a>, <a href="/people/anwarhithnawi/"><span>Anwar Hithnawi</span></a></p><p class="text-red-600 font-bold"></p><p>USENIX Security 2024.</p><p></p><div class="flex flex-row gap-2"><a href="https://github.com/pps-lab/arc" target="_blank" rel="noopener"><img class="w-10" alt="usenix-artifact-available" src="/images/badges/usenixbadges-available.png"></a><a href="https://github.com/pps-lab/arc" target="_blank" rel="noopener"><img class="w-10" alt="usenix-artifact-functional" src="/images/badges/usenixbadges-functional.png"></a><a href="https://github.com/pps-lab/arc" target="_blank" rel="noopener"><img class="w-10" alt="usenix-artifact-reproduced" src="/images/badges/usenixbadges-reproduced.png"></a></div><p></p></div></div></div><div class="mb-8 text-lg publication"><div class="flex flex-col md:flex-row items-center"><div class="w-0 md:w-20 flex-shrink-0 border-2 max-h-24"><a href="https://arxiv.org/abs/2301.08517" target="_blank" rel="noopener"><img alt="Thumbnail of Cohere: Managing Differential Privacy in Large Scale Systems" src="/images/papers/paper_cohere_thumbnail.jpg"></a></div><div class="md:ml-6 leading-snug"><h3 class="mb-0"><span class="mr-4 font-medium">Cohere: Managing Differential Privacy in Large Scale Systems</span> <a href="https://arxiv.org/abs/2301.08517" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 20H5a2 2 0 01-2-2V6a2 2 0 012-2h10a2 2 0 012 2v1m2 13a2 2 0 01-2-2V7m2 13a2 2 0 002-2V9a2 2 0 00-2-2h-2m-4-3H9M7 16h6M7 8h6v4H7V8z"></path></svg> <span>Paper</span> </a><a href="https://pps-lab.com/images/main/cohere-sp24.pdf" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 12l3-3 3 3 4-4M8 21l4-4 4 4M3 4h18M4 4h16v12a1 1 0 01-1 1H5a1 1 0 01-1-1V4z"></path></svg> <span>Slides</span> </a><a href="https://github.com/pps-lab/cohere" target="_blank" class="publication-icon" rel="noopener"><svg class="fill-current" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="24" height="24" viewBox="0 0 24 24"><path d="M12,2A10,10 0 0,0 2,12C2,16.42 4.87,20.17 8.84,21.5C9.34,21.58 9.5,21.27 9.5,21C9.5,20.77 9.5,20.14 9.5,19.31C6.73,19.91 6.14,17.97 6.14,17.97C5.68,16.81 5.03,16.5 5.03,16.5C4.12,15.88 5.1,15.9 5.1,15.9C6.1,15.97 6.63,16.93 6.63,16.93C7.5,18.45 8.97,18 9.54,17.76C9.63,17.11 9.89,16.67 10.17,16.42C7.95,16.17 5.62,15.31 5.62,11.5C5.62,10.39 6,9.5 6.65,8.79C6.55,8.54 6.2,7.5 6.75,6.15C6.75,6.15 7.59,5.88 9.5,7.17C10.29,6.95 11.15,6.84 12,6.84C12.85,6.84 13.71,6.95 14.5,7.17C16.41,5.88 17.25,6.15 17.25,6.15C17.8,7.5 17.45,8.54 17.35,8.79C18,9.5 18.38,10.39 18.38,11.5C18.38,15.32 16.04,16.16 13.81,16.41C14.17,16.72 14.5,17.33 14.5,18.26C14.5,19.6 14.5,20.68 14.5,21C14.5,21.27 14.66,21.59 15.17,21.5C19.14,20.16 22,16.42 22,12A10,10 0 0,0 12,2Z"></path></svg> <span>Github</span> </a><a href="https://www.youtube.com/watch?v=FiBUDhQrBFs" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 4v16M17 4v16M3 8h4m10 0h4M3 12h18M3 16h4m10 0h4M4 20h16a1 1 0 001-1V5a1 1 0 00-1-1H4a1 1 0 00-1 1v14a1 1 0 001 1z"></path></svg> <span>Video</span></a></h3><p><a href="/people/nicolaskuechler/"><span>Nicolas Küchler</span></a>, <a href="https://emanuelopel.ch/" target="_blank" rel="noopener"><span>Emanuel Opel</span></a>, <a href="/people/hiddelycklama/"><span>Hidde Lycklama</span></a>, <a href="/people/alexanderviand/"><span>Alexander Viand</span></a>, <a href="/people/anwarhithnawi/"><span>Anwar Hithnawi</span></a></p><p class="text-red-600 font-bold"></p><p>IEEE Security and Privacy (Oakland) 2024.</p></div></div></div><div class="mb-8 text-lg publication"><div class="flex flex-col md:flex-row items-center"><div class="w-0 md:w-20 flex-shrink-0 border-2 max-h-24"><a href="https://arxiv.org/abs/2301.07041" target="_blank" rel="noopener"><img alt="Thumbnail of vFHE: Verifiable Fully Homomorphic Encryption" src="/images/papers/paper_fl_project_thumbnail.jpg"></a></div><div class="md:ml-6 leading-snug"><h3 class="mb-0"><span class="mr-4 font-medium">vFHE: Verifiable Fully Homomorphic Encryption</span> <a href="https://arxiv.org/abs/2301.07041" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 20H5a2 2 0 01-2-2V6a2 2 0 012-2h10a2 2 0 012 2v1m2 13a2 2 0 01-2-2V7m2 13a2 2 0 002-2V9a2 2 0 00-2-2h-2m-4-3H9M7 16h6M7 8h6v4H7V8z"></path></svg> <span>Paper</span> </a><a href="https://github.com/MarbleHE/ringSNARK" target="_blank" class="publication-icon" rel="noopener"><svg class="fill-current" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="24" height="24" viewBox="0 0 24 24"><path d="M12,2A10,10 0 0,0 2,12C2,16.42 4.87,20.17 8.84,21.5C9.34,21.58 9.5,21.27 9.5,21C9.5,20.77 9.5,20.14 9.5,19.31C6.73,19.91 6.14,17.97 6.14,17.97C5.68,16.81 5.03,16.5 5.03,16.5C4.12,15.88 5.1,15.9 5.1,15.9C6.1,15.97 6.63,16.93 6.63,16.93C7.5,18.45 8.97,18 9.54,17.76C9.63,17.11 9.89,16.67 10.17,16.42C7.95,16.17 5.62,15.31 5.62,11.5C5.62,10.39 6,9.5 6.65,8.79C6.55,8.54 6.2,7.5 6.75,6.15C6.75,6.15 7.59,5.88 9.5,7.17C10.29,6.95 11.15,6.84 12,6.84C12.85,6.84 13.71,6.95 14.5,7.17C16.41,5.88 17.25,6.15 17.25,6.15C17.8,7.5 17.45,8.54 17.35,8.79C18,9.5 18.38,10.39 18.38,11.5C18.38,15.32 16.04,16.16 13.81,16.41C14.17,16.72 14.5,17.33 14.5,18.26C14.5,19.6 14.5,20.68 14.5,21C14.5,21.27 14.66,21.59 15.17,21.5C19.14,20.16 22,16.42 22,12A10,10 0 0,0 12,2Z"></path></svg> <span>Github</span> </a><a href="https://www.youtube.com/watch?v=8bVHYi7avCU&t" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 4v16M17 4v16M3 8h4m10 0h4M3 12h18M3 16h4m10 0h4M4 20h16a1 1 0 001-1V5a1 1 0 00-1-1H4a1 1 0 00-1 1v14a1 1 0 001 1z"></path></svg> <span>Video</span></a></h3><p><a href="https://cknabs.github.io/" target="_blank" rel="noopener"><span>Christian Knabenhans</span>*</a>, <a href="/people/alexanderviand/"><span>Alexander Viand</span>*</a>, Antonio Merino-Gallardo, <a href="/people/anwarhithnawi/"><span>Anwar Hithnawi</span></a></p><p class="text-red-600 font-bold"></p><p>Workshop on Encrypted Computing & Applied Homomorphic Cryptography (WAHC '24)</p></div></div></div><div class="mb-8 text-lg publication"><div class="flex flex-col md:flex-row items-center"><div class="w-0 md:w-20 flex-shrink-0 border-2 max-h-24"><a href="https://arxiv.org/pdf/2208.03784.pdf" target="_blank" rel="noopener"><img alt="Thumbnail of CoVault: Secure Selective Analytics of Sensitive Data for the Public Good." src="/images/papers/paper_cohere_thumbnail.jpg"></a></div><div class="md:ml-6 leading-snug"><h3 class="mb-0"><span class="mr-4 font-medium">CoVault: Secure Selective Analytics of Sensitive Data for the Public Good.</span> <a href="https://arxiv.org/pdf/2208.03784.pdf" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 20H5a2 2 0 01-2-2V6a2 2 0 012-2h10a2 2 0 012 2v1m2 13a2 2 0 01-2-2V7m2 13a2 2 0 002-2V9a2 2 0 00-2-2h-2m-4-3H9M7 16h6M7 8h6v4H7V8z"></path></svg> <span>Paper</span></a></h3><p>Roberta De Viti, Isaac Sheff, Noemi Glaeser, Baltasar Dinis, Rodrigo Rodrigues, Jonathan Katz, Bobby Bhattacharjee, <a href="/people/anwarhithnawi/"><span>Anwar Hithnawi</span></a>, Deepak Garg, Peter Druschel</p><p class="text-red-600 font-bold"></p><p>Preprint, arXiv:2301.08517</p></div></div></div><div class="mb-8 text-lg publication"><div class="flex flex-col md:flex-row items-center"><div class="w-0 md:w-20 flex-shrink-0 border-2 max-h-24"><a href="https://arxiv.org/abs/2107.03311" target="_blank" rel="noopener"><img alt="Thumbnail of RoFL: Robustness of Secure Federated Learning" src="/images/papers/paper_fl_project_thumbnail.jpg"></a></div><div class="md:ml-6 leading-snug"><h3 class="mb-0"><span class="mr-4 font-medium">RoFL: Robustness of Secure Federated Learning</span> <a href="https://arxiv.org/abs/2107.03311" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 20H5a2 2 0 01-2-2V6a2 2 0 012-2h10a2 2 0 012 2v1m2 13a2 2 0 01-2-2V7m2 13a2 2 0 002-2V9a2 2 0 00-2-2h-2m-4-3H9M7 16h6M7 8h6v4H7V8z"></path></svg> <span>Paper</span> </a><a href="https://pps-lab.com/files/RoFL_SP23_version_2024.pdf" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 12l3-3 3 3 4-4M8 21l4-4 4 4M3 4h18M4 4h16v12a1 1 0 01-1 1H5a1 1 0 01-1-1V4z"></path></svg> <span>Slides</span> </a><a href="https://github.com/pps-lab/rofl-project-code" target="_blank" class="publication-icon" rel="noopener"><svg class="fill-current" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="24" height="24" viewBox="0 0 24 24"><path d="M12,2A10,10 0 0,0 2,12C2,16.42 4.87,20.17 8.84,21.5C9.34,21.58 9.5,21.27 9.5,21C9.5,20.77 9.5,20.14 9.5,19.31C6.73,19.91 6.14,17.97 6.14,17.97C5.68,16.81 5.03,16.5 5.03,16.5C4.12,15.88 5.1,15.9 5.1,15.9C6.1,15.97 6.63,16.93 6.63,16.93C7.5,18.45 8.97,18 9.54,17.76C9.63,17.11 9.89,16.67 10.17,16.42C7.95,16.17 5.62,15.31 5.62,11.5C5.62,10.39 6,9.5 6.65,8.79C6.55,8.54 6.2,7.5 6.75,6.15C6.75,6.15 7.59,5.88 9.5,7.17C10.29,6.95 11.15,6.84 12,6.84C12.85,6.84 13.71,6.95 14.5,7.17C16.41,5.88 17.25,6.15 17.25,6.15C17.8,7.5 17.45,8.54 17.35,8.79C18,9.5 18.38,10.39 18.38,11.5C18.38,15.32 16.04,16.16 13.81,16.41C14.17,16.72 14.5,17.33 14.5,18.26C14.5,19.6 14.5,20.68 14.5,21C14.5,21.27 14.66,21.59 15.17,21.5C19.14,20.16 22,16.42 22,12A10,10 0 0,0 12,2Z"></path></svg> <span>Github</span> </a><a href="https://www.youtube.com/watch?v=Xi3fYGRgaBY&t=41s" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 4v16M17 4v16M3 8h4m10 0h4M3 12h18M3 16h4m10 0h4M4 20h16a1 1 0 001-1V5a1 1 0 00-1-1H4a1 1 0 00-1 1v14a1 1 0 001 1z"></path></svg> <span>Video</span></a></h3><p><a href="/people/hiddelycklama/"><span>Hidde Lycklama</span>*</a>, <a href="/people/alumni/lukasburkhalter/"><span>Lukas Burkhalter</span>*</a>, <a href="/people/alexanderviand/"><span>Alexander Viand</span></a>, <a href="/people/nicolaskuechler/"><span>Nicolas Küchler</span></a>, <a href="/people/anwarhithnawi/"><span>Anwar Hithnawi</span></a></p><p class="text-red-600 font-bold"></p><p>IEEE Security and Privacy (Oakland) 2023.</p></div></div></div><div class="mb-8 text-lg publication"><div class="flex flex-col md:flex-row items-center"><div class="w-0 md:w-20 flex-shrink-0 border-2 max-h-24"><a href="https://arxiv.org/abs/2202.01649" target="_blank" rel="noopener"><img alt="Thumbnail of HECO: Fully Homomorphic Encryption Compiler." src="/images/papers/paper_sok_thumbnail.png"></a></div><div class="md:ml-6 leading-snug"><h3 class="mb-0"><span class="mr-4 font-medium">HECO: Fully Homomorphic Encryption Compiler.</span> <a href="https://arxiv.org/abs/2202.01649" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 20H5a2 2 0 01-2-2V6a2 2 0 012-2h10a2 2 0 012 2v1m2 13a2 2 0 01-2-2V7m2 13a2 2 0 002-2V9a2 2 0 00-2-2h-2m-4-3H9M7 16h6M7 8h6v4H7V8z"></path></svg> <span>Paper</span> </a><a href="https://github.com/MarbleHE/ABC" target="_blank" class="publication-icon" rel="noopener"><svg class="fill-current" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="24" height="24" viewBox="0 0 24 24"><path d="M12,2A10,10 0 0,0 2,12C2,16.42 4.87,20.17 8.84,21.5C9.34,21.58 9.5,21.27 9.5,21C9.5,20.77 9.5,20.14 9.5,19.31C6.73,19.91 6.14,17.97 6.14,17.97C5.68,16.81 5.03,16.5 5.03,16.5C4.12,15.88 5.1,15.9 5.1,15.9C6.1,15.97 6.63,16.93 6.63,16.93C7.5,18.45 8.97,18 9.54,17.76C9.63,17.11 9.89,16.67 10.17,16.42C7.95,16.17 5.62,15.31 5.62,11.5C5.62,10.39 6,9.5 6.65,8.79C6.55,8.54 6.2,7.5 6.75,6.15C6.75,6.15 7.59,5.88 9.5,7.17C10.29,6.95 11.15,6.84 12,6.84C12.85,6.84 13.71,6.95 14.5,7.17C16.41,5.88 17.25,6.15 17.25,6.15C17.8,7.5 17.45,8.54 17.35,8.79C18,9.5 18.38,10.39 18.38,11.5C18.38,15.32 16.04,16.16 13.81,16.41C14.17,16.72 14.5,17.33 14.5,18.26C14.5,19.6 14.5,20.68 14.5,21C14.5,21.27 14.66,21.59 15.17,21.5C19.14,20.16 22,16.42 22,12A10,10 0 0,0 12,2Z"></path></svg> <span>Github</span> </a><a href="https://www.youtube.com/watch?v=SP3C6gLWIS4&t=30s" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 4v16M17 4v16M3 8h4m10 0h4M3 12h18M3 16h4m10 0h4M4 20h16a1 1 0 001-1V5a1 1 0 00-1-1H4a1 1 0 00-1 1v14a1 1 0 001 1z"></path></svg> <span>Video</span></a></h3><p><a href="/people/alexanderviand/"><span>Alexander Viand</span></a>, <a href="https://comsec.ethz.ch/people/patrick-jattke/" target="_blank" rel="noopener"><span>Patrick Jattke</span></a>, <a href="https://mirohaller.com/" target="_blank" rel="noopener"><span>Miro Haller</span></a>, <a href="/people/anwarhithnawi/"><span>Anwar Hithnawi</span></a></p><p class="text-red-600 font-bold"></p><p>USENIX Security 2023.</p><p></p><div class="flex flex-row gap-2"><a href="https://github.com/MarbleHE/ABC" target="_blank" rel="noopener"><img class="w-10" alt="usenix-artifact-available" src="/images/badges/usenixbadges-available.png"></a><a href="https://github.com/MarbleHE/ABC" target="_blank" rel="noopener"><img class="w-10" alt="usenix-artifact-functional" src="/images/badges/usenixbadges-functional.png"></a><a href="https://github.com/MarbleHE/ABC" target="_blank" rel="noopener"><img class="w-10" alt="usenix-artifact-reproduced" src="/images/badges/usenixbadges-reproduced.png"></a></div><p></p></div></div></div><div class="mb-8 text-lg publication"><div class="flex flex-col md:flex-row items-center"><div class="w-0 md:w-20 flex-shrink-0 border-2 max-h-24"><a href="https://openreview.net/forum?id=vNrSXIFJ9wz" target="_blank" rel="noopener"><img alt="Thumbnail of VF-PS: How to Select Important Participants in Vertical Federated Learning, Efficiently and Securely?." src="/images/papers/paper_timecrypt_thumbnail.jpg"></a></div><div class="md:ml-6 leading-snug"><h3 class="mb-0"><span class="mr-4 font-medium">VF-PS: How to Select Important Participants in Vertical Federated Learning, Efficiently and Securely?.</span> <a href="https://openreview.net/forum?id=vNrSXIFJ9wz" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 20H5a2 2 0 01-2-2V6a2 2 0 012-2h10a2 2 0 012 2v1m2 13a2 2 0 01-2-2V7m2 13a2 2 0 002-2V9a2 2 0 00-2-2h-2m-4-3H9M7 16h6M7 8h6v4H7V8z"></path></svg> <span>Paper</span></a></h3><p>Jiawei Jiang, <a href="/people/alumni/lukasburkhalter/"><span>Lukas Burkhalter</span></a>, Fangcheng Fu, Bolin Ding, Bo Du, <a href="/people/anwarhithnawi/"><span>Anwar Hithnawi</span></a>, Bo Li, Ce Zhang</p><p class="text-red-600 font-bold"></p><p>NeurIPS (Spotlight) 2022.</p></div></div></div><div class="mb-8 text-lg publication"><div class="flex flex-col md:flex-row items-center"><div class="w-0 md:w-20 flex-shrink-0 border-2 max-h-24"><a href="https://pps-lab.com/papers/camel_mlsafety.pdf" target="_blank" rel="noopener"><img alt="Thumbnail of Cryptographic Auditing for Collaborative Learning" src="/images/papers/paper_camel_mlsafety_thumbnail.jpg"></a></div><div class="md:ml-6 leading-snug"><h3 class="mb-0"><span class="mr-4 font-medium">Cryptographic Auditing for Collaborative Learning</span> <a href="https://pps-lab.com/papers/camel_mlsafety.pdf" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 20H5a2 2 0 01-2-2V6a2 2 0 012-2h10a2 2 0 012 2v1m2 13a2 2 0 01-2-2V7m2 13a2 2 0 002-2V9a2 2 0 00-2-2h-2m-4-3H9M7 16h6M7 8h6v4H7V8z"></path></svg> <span>Paper</span> </a><a href="https://neurips.cc/media/PosterPDFs/NeurIPS%202022/65623.png" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M16 8v8m-4-5v5m-4-2v2m-2 4h12a2 2 0 002-2V6a2 2 0 00-2-2H6a2 2 0 00-2 2v12a2 2 0 002 2z"></path></svg> <span>Poster</span></a></h3><p><a href="/people/hiddelycklama/"><span>Hidde Lycklama</span></a>, <a href="/people/nicolaskuechler/"><span>Nicolas Küchler</span></a>, <a href="/people/alexanderviand/"><span>Alexander Viand</span></a>, <a href="https://emanuelopel.ch/" target="_blank" rel="noopener"><span>Emanuel Opel</span></a>, <a href="/people/alumni/lukasburkhalter/"><span>Lukas Burkhalter</span></a>, <a href="/people/anwarhithnawi/"><span>Anwar Hithnawi</span></a></p><p class="text-red-600 font-bold"></p><p>ML Safety Workshop at NeurIPS 2022</p></div></div></div><div class="mb-8 text-lg publication"><div class="flex flex-col md:flex-row items-center"><div class="w-0 md:w-20 flex-shrink-0 border-2 max-h-24"><a href="https://www.usenix.org/system/files/osdi21-burkhalter.pdf" target="_blank" rel="noopener"><img alt="Thumbnail of Zeph: Cryptographic Enforcement of End-to-End Data Privacy." src="/images/papers/paper_zeph_thumbnail.jpg"></a></div><div class="md:ml-6 leading-snug"><h3 class="mb-0"><span class="mr-4 font-medium">Zeph: Cryptographic Enforcement of End-to-End Data Privacy.</span> <a href="https://www.usenix.org/system/files/osdi21-burkhalter.pdf" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 20H5a2 2 0 01-2-2V6a2 2 0 012-2h10a2 2 0 012 2v1m2 13a2 2 0 01-2-2V7m2 13a2 2 0 002-2V9a2 2 0 00-2-2h-2m-4-3H9M7 16h6M7 8h6v4H7V8z"></path></svg> <span>Paper</span> </a><a href="https://www.usenix.org/system/files/osdi21_slides_burkhalter.pdf" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 12l3-3 3 3 4-4M8 21l4-4 4 4M3 4h18M4 4h16v12a1 1 0 01-1 1H5a1 1 0 01-1-1V4z"></path></svg> <span>Slides</span> </a><a href="https://github.com/pps-lab/zeph-artifact" target="_blank" class="publication-icon" rel="noopener"><svg class="fill-current" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="24" height="24" viewBox="0 0 24 24"><path d="M12,2A10,10 0 0,0 2,12C2,16.42 4.87,20.17 8.84,21.5C9.34,21.58 9.5,21.27 9.5,21C9.5,20.77 9.5,20.14 9.5,19.31C6.73,19.91 6.14,17.97 6.14,17.97C5.68,16.81 5.03,16.5 5.03,16.5C4.12,15.88 5.1,15.9 5.1,15.9C6.1,15.97 6.63,16.93 6.63,16.93C7.5,18.45 8.97,18 9.54,17.76C9.63,17.11 9.89,16.67 10.17,16.42C7.95,16.17 5.62,15.31 5.62,11.5C5.62,10.39 6,9.5 6.65,8.79C6.55,8.54 6.2,7.5 6.75,6.15C6.75,6.15 7.59,5.88 9.5,7.17C10.29,6.95 11.15,6.84 12,6.84C12.85,6.84 13.71,6.95 14.5,7.17C16.41,5.88 17.25,6.15 17.25,6.15C17.8,7.5 17.45,8.54 17.35,8.79C18,9.5 18.38,10.39 18.38,11.5C18.38,15.32 16.04,16.16 13.81,16.41C14.17,16.72 14.5,17.33 14.5,18.26C14.5,19.6 14.5,20.68 14.5,21C14.5,21.27 14.66,21.59 15.17,21.5C19.14,20.16 22,16.42 22,12A10,10 0 0,0 12,2Z"></path></svg> <span>Github</span> </a><a href="https://www.youtube.com/watch?v=sP1wacks1pc" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 4v16M17 4v16M3 8h4m10 0h4M3 12h18M3 16h4m10 0h4M4 20h16a1 1 0 001-1V5a1 1 0 00-1-1H4a1 1 0 00-1 1v14a1 1 0 001 1z"></path></svg> <span>Video</span></a></h3><p><a href="/people/alumni/lukasburkhalter/"><span>Lukas Burkhalter</span>*</a>, <a href="/people/nicolaskuechler/"><span>Nicolas Küchler</span>*</a>, <a href="/people/alexanderviand/"><span>Alexander Viand</span></a>, Hossein Shafagh, <a href="/people/anwarhithnawi/"><span>Anwar Hithnawi</span></a></p><p class="text-red-600 font-bold"></p><p>USENIX OSDI 2021.</p><p></p><div class="flex flex-row gap-2"><a href="https://github.com/pps-lab/zeph-artifact" target="_blank" rel="noopener"><img class="w-10" alt="usenix-artifact-available" src="/images/badges/usenixbadges-available.png"></a><a href="https://github.com/pps-lab/zeph-artifact" target="_blank" rel="noopener"><img class="w-10" alt="usenix-artifact-functional" src="/images/badges/usenixbadges-functional.png"></a><a href="https://github.com/pps-lab/zeph-artifact" target="_blank" rel="noopener"><img class="w-10" alt="usenix-artifact-reproduced" src="/images/badges/usenixbadges-reproduced.png"></a></div><p></p></div></div></div><div class="mb-8 text-lg publication"><div class="flex flex-col md:flex-row items-center"><div class="w-0 md:w-20 flex-shrink-0 border-2 max-h-24"><a href="https://arxiv.org/abs/2101.07078" target="_blank" rel="noopener"><img alt="Thumbnail of SoK: Fully Homomorphic Encryption Compilers." src="/images/papers/paper_sok_thumbnail.png"></a></div><div class="md:ml-6 leading-snug"><h3 class="mb-0"><span class="mr-4 font-medium">SoK: Fully Homomorphic Encryption Compilers.</span> <a href="https://arxiv.org/abs/2101.07078" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 20H5a2 2 0 01-2-2V6a2 2 0 012-2h10a2 2 0 012 2v1m2 13a2 2 0 01-2-2V7m2 13a2 2 0 002-2V9a2 2 0 00-2-2h-2m-4-3H9M7 16h6M7 8h6v4H7V8z"></path></svg> <span>Paper</span> </a><a href="https://cdn.fhe.org/slides/fhe_tools_slides_alex_viand.pdf" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 12l3-3 3 3 4-4M8 21l4-4 4 4M3 4h18M4 4h16v12a1 1 0 01-1 1H5a1 1 0 01-1-1V4z"></path></svg> <span>Slides</span> </a><a href="https://github.com/MarbleHE/SoK" target="_blank" class="publication-icon" rel="noopener"><svg class="fill-current" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="24" height="24" viewBox="0 0 24 24"><path d="M12,2A10,10 0 0,0 2,12C2,16.42 4.87,20.17 8.84,21.5C9.34,21.58 9.5,21.27 9.5,21C9.5,20.77 9.5,20.14 9.5,19.31C6.73,19.91 6.14,17.97 6.14,17.97C5.68,16.81 5.03,16.5 5.03,16.5C4.12,15.88 5.1,15.9 5.1,15.9C6.1,15.97 6.63,16.93 6.63,16.93C7.5,18.45 8.97,18 9.54,17.76C9.63,17.11 9.89,16.67 10.17,16.42C7.95,16.17 5.62,15.31 5.62,11.5C5.62,10.39 6,9.5 6.65,8.79C6.55,8.54 6.2,7.5 6.75,6.15C6.75,6.15 7.59,5.88 9.5,7.17C10.29,6.95 11.15,6.84 12,6.84C12.85,6.84 13.71,6.95 14.5,7.17C16.41,5.88 17.25,6.15 17.25,6.15C17.8,7.5 17.45,8.54 17.35,8.79C18,9.5 18.38,10.39 18.38,11.5C18.38,15.32 16.04,16.16 13.81,16.41C14.17,16.72 14.5,17.33 14.5,18.26C14.5,19.6 14.5,20.68 14.5,21C14.5,21.27 14.66,21.59 15.17,21.5C19.14,20.16 22,16.42 22,12A10,10 0 0,0 12,2Z"></path></svg> <span>Github</span> </a><a href="https://github.com/MarbleHE/SoK/wiki" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M3.055 11H5a2 2 0 012 2v1a2 2 0 002 2 2 2 0 012 2v2.945M8 3.935V5.5A2.5 2.5 0 0010.5 8h.5a2 2 0 012 2 2 2 0 104 0 2 2 0 012-2h1.064M15 20.488V18a2 2 0 012-2h3.064M21 12a9 9 0 11-18 0 9 9 0 0118 0z"></path></svg> <span>Website</span> </a><a href="https://www.youtube.com/watch?v=SGoHbXG5kgk" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 4v16M17 4v16M3 8h4m10 0h4M3 12h18M3 16h4m10 0h4M4 20h16a1 1 0 001-1V5a1 1 0 00-1-1H4a1 1 0 00-1 1v14a1 1 0 001 1z"></path></svg> <span>Video</span></a></h3><p><a href="/people/alexanderviand/"><span>Alexander Viand</span></a>, <a href="https://comsec.ethz.ch/people/patrick-jattke/" target="_blank" rel="noopener"><span>Patrick Jattke</span></a>, <a href="/people/anwarhithnawi/"><span>Anwar Hithnawi</span></a></p><p class="text-red-600 font-bold"></p><p>IEEE Security and Privacy (Oakland) 2021.</p></div></div></div><div class="mb-8 text-lg publication"><div class="flex flex-col md:flex-row items-center"><div class="w-0 md:w-20 flex-shrink-0 border-2 max-h-24"><a href="https://www.usenix.org/system/files/sec20-shafagh.pdf" target="_blank" rel="noopener"><img alt="Thumbnail of Droplet: Decentralized Authorization and Access Control for Encrypted Data Streams." src="/images/papers/paper_fl_project_thumbnail.jpg"></a></div><div class="md:ml-6 leading-snug"><h3 class="mb-0"><span class="mr-4 font-medium">Droplet: Decentralized Authorization and Access Control for Encrypted Data Streams.</span> <a href="https://www.usenix.org/system/files/sec20-shafagh.pdf" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 20H5a2 2 0 01-2-2V6a2 2 0 012-2h10a2 2 0 012 2v1m2 13a2 2 0 01-2-2V7m2 13a2 2 0 002-2V9a2 2 0 00-2-2h-2m-4-3H9M7 16h6M7 8h6v4H7V8z"></path></svg> <span>Paper</span> </a><a href="https://www.usenix.org/system/files/sec20_slides_shafagh.pdf" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 12l3-3 3 3 4-4M8 21l4-4 4 4M3 4h18M4 4h16v12a1 1 0 01-1 1H5a1 1 0 01-1-1V4z"></path></svg> <span>Slides</span> </a><a href="https://github.com/dropletchain/droplet-engine" target="_blank" class="publication-icon" rel="noopener"><svg class="fill-current" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="24" height="24" viewBox="0 0 24 24"><path d="M12,2A10,10 0 0,0 2,12C2,16.42 4.87,20.17 8.84,21.5C9.34,21.58 9.5,21.27 9.5,21C9.5,20.77 9.5,20.14 9.5,19.31C6.73,19.91 6.14,17.97 6.14,17.97C5.68,16.81 5.03,16.5 5.03,16.5C4.12,15.88 5.1,15.9 5.1,15.9C6.1,15.97 6.63,16.93 6.63,16.93C7.5,18.45 8.97,18 9.54,17.76C9.63,17.11 9.89,16.67 10.17,16.42C7.95,16.17 5.62,15.31 5.62,11.5C5.62,10.39 6,9.5 6.65,8.79C6.55,8.54 6.2,7.5 6.75,6.15C6.75,6.15 7.59,5.88 9.5,7.17C10.29,6.95 11.15,6.84 12,6.84C12.85,6.84 13.71,6.95 14.5,7.17C16.41,5.88 17.25,6.15 17.25,6.15C17.8,7.5 17.45,8.54 17.35,8.79C18,9.5 18.38,10.39 18.38,11.5C18.38,15.32 16.04,16.16 13.81,16.41C14.17,16.72 14.5,17.33 14.5,18.26C14.5,19.6 14.5,20.68 14.5,21C14.5,21.27 14.66,21.59 15.17,21.5C19.14,20.16 22,16.42 22,12A10,10 0 0,0 12,2Z"></path></svg> <span>Github</span> </a><a href="https://dropletchain.github.io/" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M3.055 11H5a2 2 0 012 2v1a2 2 0 002 2 2 2 0 012 2v2.945M8 3.935V5.5A2.5 2.5 0 0010.5 8h.5a2 2 0 012 2 2 2 0 104 0 2 2 0 012-2h1.064M15 20.488V18a2 2 0 012-2h3.064M21 12a9 9 0 11-18 0 9 9 0 0118 0z"></path></svg> <span>Website</span> </a><a href="https://www.usenix.org/conference/usenixsecurity20/presentation/shafagh" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 4v16M17 4v16M3 8h4m10 0h4M3 12h18M3 16h4m10 0h4M4 20h16a1 1 0 001-1V5a1 1 0 00-1-1H4a1 1 0 00-1 1v14a1 1 0 001 1z"></path></svg> <span>Video</span></a></h3><p>Hossein Shafagh, <a href="/people/alumni/lukasburkhalter/"><span>Lukas Burkhalter</span></a>, Sylvia Ratnasamy, <a href="/people/anwarhithnawi/"><span>Anwar Hithnawi</span></a></p><p class="text-red-600 font-bold"></p><p>USENIX Security 2020.</p></div></div></div><div class="mb-8 text-lg publication"><div class="flex flex-col md:flex-row items-center"><div class="w-0 md:w-20 flex-shrink-0 border-2 max-h-24"><a href="https://www.usenix.org/system/files/nsdi20-paper-burkhalter.pdf" target="_blank" rel="noopener"><img alt="Thumbnail of TimeCrypt: Encrypted Data Stream Processing at Scale with Cryptographic Access Control." src="/images/papers/paper_timecrypt_thumbnail.jpg"></a></div><div class="md:ml-6 leading-snug"><h3 class="mb-0"><span class="mr-4 font-medium">TimeCrypt: Encrypted Data Stream Processing at Scale with Cryptographic Access Control.</span> <a href="https://www.usenix.org/system/files/nsdi20-paper-burkhalter.pdf" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 20H5a2 2 0 01-2-2V6a2 2 0 012-2h10a2 2 0 012 2v1m2 13a2 2 0 01-2-2V7m2 13a2 2 0 002-2V9a2 2 0 00-2-2h-2m-4-3H9M7 16h6M7 8h6v4H7V8z"></path></svg> <span>Paper</span> </a><a href="https://www.usenix.org/sites/default/files/conference/protected-files/nsdi20_slides_burkhalter.pdf" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 12l3-3 3 3 4-4M8 21l4-4 4 4M3 4h18M4 4h16v12a1 1 0 01-1 1H5a1 1 0 01-1-1V4z"></path></svg> <span>Slides</span> </a><a href="https://github.com/TimeCrypt/timecrypt" target="_blank" class="publication-icon" rel="noopener"><svg class="fill-current" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="24" height="24" viewBox="0 0 24 24"><path d="M12,2A10,10 0 0,0 2,12C2,16.42 4.87,20.17 8.84,21.5C9.34,21.58 9.5,21.27 9.5,21C9.5,20.77 9.5,20.14 9.5,19.31C6.73,19.91 6.14,17.97 6.14,17.97C5.68,16.81 5.03,16.5 5.03,16.5C4.12,15.88 5.1,15.9 5.1,15.9C6.1,15.97 6.63,16.93 6.63,16.93C7.5,18.45 8.97,18 9.54,17.76C9.63,17.11 9.89,16.67 10.17,16.42C7.95,16.17 5.62,15.31 5.62,11.5C5.62,10.39 6,9.5 6.65,8.79C6.55,8.54 6.2,7.5 6.75,6.15C6.75,6.15 7.59,5.88 9.5,7.17C10.29,6.95 11.15,6.84 12,6.84C12.85,6.84 13.71,6.95 14.5,7.17C16.41,5.88 17.25,6.15 17.25,6.15C17.8,7.5 17.45,8.54 17.35,8.79C18,9.5 18.38,10.39 18.38,11.5C18.38,15.32 16.04,16.16 13.81,16.41C14.17,16.72 14.5,17.33 14.5,18.26C14.5,19.6 14.5,20.68 14.5,21C14.5,21.27 14.66,21.59 15.17,21.5C19.14,20.16 22,16.42 22,12A10,10 0 0,0 12,2Z"></path></svg> <span>Github</span> </a><a href="https://timecrypt.io/" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M3.055 11H5a2 2 0 012 2v1a2 2 0 002 2 2 2 0 012 2v2.945M8 3.935V5.5A2.5 2.5 0 0010.5 8h.5a2 2 0 012 2 2 2 0 104 0 2 2 0 012-2h1.064M15 20.488V18a2 2 0 012-2h3.064M21 12a9 9 0 11-18 0 9 9 0 0118 0z"></path></svg> <span>Website</span> </a><a href="https://www.usenix.org/conference/nsdi20/presentation/burkhalter" target="_blank" class="publication-icon" rel="noopener"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 4v16M17 4v16M3 8h4m10 0h4M3 12h18M3 16h4m10 0h4M4 20h16a1 1 0 001-1V5a1 1 0 00-1-1H4a1 1 0 00-1 1v14a1 1 0 001 1z"></path></svg> <span>Video</span></a></h3><p><a href="/people/alumni/lukasburkhalter/"><span>Lukas Burkhalter</span></a>, <a href="/people/anwarhithnawi/"><span>Anwar Hithnawi</span></a>, <a href="/people/alexanderviand/"><span>Alexander Viand</span></a>, Hossein Shafagh, Sylvia Ratnasamy</p><p class="text-red-600 font-bold"></p><p>USENIX NSDI 2020.</p></div></div></div></div><div><h2 class="text-3xl mt-12 font-title">Research Highlights</h2><div class="grid grid-cols-3 gap-x-8 xl:gap-x-16 gap-y-8 mt-6 justify-center"><div><div class="aspect-w-16 aspect-h-9"><iframe src="https://www.youtube.com/embed/sDHJredpZ3w" title="YouTube video player Holding Secrets Accountable: Auditing Privacy-Preserving Machine Learning" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen=""></iframe></div><div class="text-center mt-4 font-medium">Holding Secrets Accountable: Auditing Privacy-Preserving Machine Learning</div></div><div><div class="aspect-w-16 aspect-h-9"><iframe src="https://www.youtube.com/embed/8bVHYi7avCU" title="YouTube video player Verifiable Fully Homomorphic Encryption" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen=""></iframe></div><div class="text-center mt-4 font-medium">Verifiable Fully Homomorphic Encryption</div></div><div><div class="aspect-w-16 aspect-h-9"><iframe src="https://www.youtube.com/embed/qQ7qAUOvu9g" title="YouTube video player Security and Robustness of Collaborative Learning" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen=""></iframe></div><div class="text-center mt-4 font-medium">Security and Robustness of Collaborative Learning</div></div><div><div class="aspect-w-16 aspect-h-9"><iframe src="https://www.youtube.com/embed/G8idc7koqWs" title="YouTube video player FHE Development Ecosystem: Tools, Compilers & Challenges" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen=""></iframe></div><div class="text-center mt-4 font-medium">FHE Development Ecosystem: Tools, Compilers & Challenges</div></div><div><div class="aspect-w-16 aspect-h-9"><iframe src="https://www.youtube.com/embed/SP3C6gLWIS4" title="YouTube video player HECO: Fully Homomorphic Encryption Compiler" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen=""></iframe></div><div class="text-center mt-4 font-medium">HECO: Fully Homomorphic Encryption Compiler</div></div><div><div class="aspect-w-16 aspect-h-9"><iframe src="https://www.youtube.com/embed/sP1wacks1pc" title="YouTube video player Zeph: Cryptographic Enforcement of Privacy" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen=""></iframe></div><div class="text-center mt-4 font-medium">Zeph: Cryptographic Enforcement of Privacy</div></div><div><div class="aspect-w-16 aspect-h-9"><iframe src="https://www.youtube.com/embed/ON23DV3d0U4" title="YouTube video player Towards Robust FHE for the Real World" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen=""></iframe></div><div class="text-center mt-4 font-medium">Towards Robust FHE for the Real World</div></div><div><div class="aspect-w-16 aspect-h-9"><iframe src="https://www.youtube.com/embed/FiBUDhQrBFs" title="YouTube video player Cohere Managing Differential Privacy in Large Scale Systems" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen=""></iframe></div><div class="text-center mt-4 font-medium">Cohere Managing Differential Privacy in Large Scale Systems</div></div><div><div class="aspect-w-16 aspect-h-9"><iframe src="https://www.youtube.com/embed/Xi3fYGRgaBY" title="YouTube video player RoFL: Robustness of Secure Federated Learning" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen=""></iframe></div><div class="text-center mt-4 font-medium">RoFL: Robustness of Secure Federated 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