From 59334220970e35d990ef2b4a9099995f656df72a Mon Sep 17 00:00:00 2001
From: 0xZensh <txr1883@gmail.com>
Date: Wed, 21 Aug 2024 10:55:00 +0800
Subject: [PATCH] chore: cleanup dependencies

---
 Cargo.lock                           | 278 +++++----------------------
 Cargo.toml                           |  18 +-
 src/ic_cose_canister/Cargo.toml      |  14 --
 src/ic_cose_canister/src/api_cose.rs |  14 +-
 src/ic_cose_canister/src/lib.rs      |   4 +-
 src/ic_cose_types/Cargo.toml         |   4 -
 src/ic_cose_types/src/bytes.rs       | 105 ----------
 src/ic_cose_types/src/cose/mod.rs    |   6 -
 src/ic_cose_types/src/lib.rs         |   2 -
 src/ic_cose_types/src/types/mod.rs   |  12 +-
 10 files changed, 69 insertions(+), 388 deletions(-)
 delete mode 100644 src/ic_cose_types/src/bytes.rs

diff --git a/Cargo.lock b/Cargo.lock
index 344591a..30f56e8 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -66,9 +66,9 @@ checksum = "23b62fc65de8e4e7f52534fb52b0f3ed04746ae267519eef2a83941e8085068b"
 
 [[package]]
 name = "arrayvec"
-version = "0.7.4"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "96d30a06541fbafbc7f82ed10c06164cfbd2c401138f6addd8404629c4b16711"
+checksum = "7c02d123df017efcdfbd739ef81735b36c5ba83ec3c59c80a9d7ecc718f92e50"
 
 [[package]]
 name = "assert_matches"
@@ -100,12 +100,6 @@ version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
 
-[[package]]
-name = "base64"
-version = "0.21.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9d297deb1925b89f2ccc13d7635fa0714f12c87adce1c75356b39ca9b7178567"
-
 [[package]]
 name = "base64ct"
 version = "1.6.0"
@@ -213,14 +207,17 @@ dependencies = [
  "lazy_static",
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
 name = "cc"
-version = "1.1.10"
+version = "1.1.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e9e8aabfac534be767c909e0690571677d49f41bd8465ae876fe043d52ba5292"
+checksum = "72db2f7947ecee9b03b510377e8bb9077afa27176fdbff55c51027e976fdcc48"
+dependencies = [
+ "shlex",
+]
 
 [[package]]
 name = "cfg-if"
@@ -433,7 +430,7 @@ checksum = "f46882e17999c6cc590af592290432be3bce0428cb0d5f8b6715e4dc7b383eb3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -582,12 +579,6 @@ dependencies = [
  "zeroize",
 ]
 
-[[package]]
-name = "equivalent"
-version = "1.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
-
 [[package]]
 name = "erased-serde"
 version = "0.3.31"
@@ -632,15 +623,6 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
-[[package]]
-name = "form_urlencoded"
-version = "1.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e13624c2627564efccf4934284bdd98cbaa14e79b0b5a141218e507b3a823456"
-dependencies = [
- "percent-encoding",
-]
-
 [[package]]
 name = "futures"
 version = "0.3.30"
@@ -697,7 +679,7 @@ checksum = "87750cf4b7a4c0625b1529e4c543c2182106e4dedc60a2a6455e00d212c489ac"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -789,12 +771,6 @@ dependencies = [
  "crunchy",
 ]
 
-[[package]]
-name = "hashbrown"
-version = "0.14.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
-
 [[package]]
 name = "heck"
 version = "0.5.0"
@@ -834,17 +810,6 @@ dependencies = [
  "digest",
 ]
 
-[[package]]
-name = "http"
-version = "0.2.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "601cbb57e577e2f5ef5be8e7b83f0f63994f25aa94d673e54a92d5c516d101f1"
-dependencies = [
- "bytes",
- "fnv",
- "itoa",
-]
-
 [[package]]
 name = "iana-time-zone"
 version = "0.1.60"
@@ -910,9 +875,9 @@ dependencies = [
 
 [[package]]
 name = "ic-cdk"
-version = "0.14.0"
+version = "0.14.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ff384f182459bec490a7f50a58bbdf8f7a6934de4dcc259e30c70641bcbcb917"
+checksum = "9cff1a3c3db565e3384c9c9d6d676b0a3f89a0886f4f787294d9c946d844369f"
 dependencies = [
  "candid",
  "ic-cdk-macros 0.14.0",
@@ -923,9 +888,9 @@ dependencies = [
 
 [[package]]
 name = "ic-cdk"
-version = "0.15.0"
+version = "0.15.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0c44983d6e97135d86132111bae5b86c34c498d96b4f182638bebcc7ac07e03c"
+checksum = "038ff230bf0fc8630943e3c52e989d248a7c89834ccb65da408fabc5817a475b"
 dependencies = [
  "candid",
  "ic-cdk-macros 0.15.0",
@@ -945,7 +910,7 @@ dependencies = [
  "quote",
  "serde",
  "serde_tokenstream",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -959,7 +924,7 @@ dependencies = [
  "quote",
  "serde",
  "serde_tokenstream",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -969,25 +934,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bc4a42e669e47cf58fc18e071898e67922c81aa480edbf930ed1468dd53f44ee"
 dependencies = [
  "futures",
- "ic-cdk 0.14.0",
+ "ic-cdk 0.14.1",
  "ic0",
  "serde",
  "serde_bytes",
  "slotmap",
 ]
 
-[[package]]
-name = "ic-certification"
-version = "2.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e64ee3d8b6e81b51f245716d3e0badb63c283c00f3c9fb5d5219afc30b5bf821"
-dependencies = [
- "hex",
- "serde",
- "serde_bytes",
- "sha2",
-]
-
 [[package]]
 name = "ic-constants"
 version = "0.9.0"
@@ -1079,7 +1032,7 @@ name = "ic-crypto-internal-types"
 version = "0.9.0"
 source = "git+https://github.com/dfinity/ic/?rev=d19fa446ab35780b2c6d8b82ea32d808cca558d5#d19fa446ab35780b2c6d8b82ea32d808cca558d5"
 dependencies = [
- "arrayvec 0.7.4",
+ "arrayvec 0.7.6",
  "hex",
  "ic-protobuf",
  "phantom_newtype",
@@ -1134,21 +1087,6 @@ dependencies = [
  "strum_macros",
 ]
 
-[[package]]
-name = "ic-http-certification"
-version = "2.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ff0b97e949845039149dc5e7ea6a7c12ee4333bb402e37bc507904643c7b3e41"
-dependencies = [
- "candid",
- "http",
- "ic-certification",
- "ic-representation-independent-hash",
- "serde",
- "thiserror",
- "urlencoding",
-]
-
 [[package]]
 name = "ic-management-canister-types"
 version = "0.9.0"
@@ -1183,16 +1121,6 @@ dependencies = [
  "slog",
 ]
 
-[[package]]
-name = "ic-representation-independent-hash"
-version = "2.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "08ae59483e377cd9aad94ec339ed1d2583b0d5929cab989328dac2d853b2f570"
-dependencies = [
- "leb128",
- "sha2",
-]
-
 [[package]]
 name = "ic-stable-structures"
 version = "0.6.5"
@@ -1207,7 +1135,7 @@ name = "ic-types"
 version = "0.9.0"
 source = "git+https://github.com/dfinity/ic/?rev=d19fa446ab35780b2c6d8b82ea32d808cca558d5#d19fa446ab35780b2c6d8b82ea32d808cca558d5"
 dependencies = [
- "base64 0.13.1",
+ "base64",
  "bincode",
  "candid",
  "chrono",
@@ -1257,56 +1185,38 @@ checksum = "8de254dd67bbd58073e23dc1c8553ba12fa1dc610a19de94ad2bbcd0460c067f"
 
 [[package]]
 name = "ic_cose_canister"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
- "base64 0.21.7",
- "bytes",
  "candid",
  "ciborium",
- "ed25519-dalek",
  "getrandom",
- "hex",
- "hmac",
- "ic-cdk 0.15.0",
+ "ic-cdk 0.15.1",
  "ic-cdk-timers",
  "ic-crypto-ed25519",
  "ic-crypto-extended-bip32",
- "ic-http-certification",
  "ic-stable-structures",
  "ic_cose_types",
- "icrc-ledger-types 0.1.5",
- "lazy_static",
- "num-traits",
- "once_cell",
  "serde",
  "serde_bytes",
- "serde_json",
- "sha2",
- "sha3",
- "x25519-dalek",
 ]
 
 [[package]]
 name = "ic_cose_types"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "aes-gcm",
- "base64 0.21.7",
  "candid",
  "ciborium",
  "coset",
- "crc32fast",
  "ed25519-dalek",
- "hex",
  "hmac",
- "icrc-ledger-types 0.1.6",
+ "icrc-ledger-types",
  "k256",
  "num-traits",
  "serde",
  "serde_bytes",
  "sha2",
  "sha3",
- "url",
  "x25519-dalek",
 ]
 
@@ -1323,24 +1233,6 @@ dependencies = [
  "thiserror",
 ]
 
-[[package]]
-name = "icrc-ledger-types"
-version = "0.1.5"
-source = "git+https://github.com/dfinity/ic/?rev=d19fa446ab35780b2c6d8b82ea32d808cca558d5#d19fa446ab35780b2c6d8b82ea32d808cca558d5"
-dependencies = [
- "base32",
- "candid",
- "crc32fast",
- "hex",
- "itertools",
- "num-bigint",
- "num-traits",
- "serde",
- "serde_bytes",
- "sha2",
- "strum",
-]
-
 [[package]]
 name = "icrc-ledger-types"
 version = "0.1.6"
@@ -1367,26 +1259,6 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
 
-[[package]]
-name = "idna"
-version = "0.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "634d9b1461af396cad843f47fdba5597a4f9e6ddd4bfb6ff5d85028c25cb12f6"
-dependencies = [
- "unicode-bidi",
- "unicode-normalization",
-]
-
-[[package]]
-name = "indexmap"
-version = "2.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "93ead53efc7ea8ed3cfb0c79fc8023fbb782a5432b52830b6518941cebe6505c"
-dependencies = [
- "equivalent",
- "hashbrown",
-]
-
 [[package]]
 name = "inout"
 version = "0.1.3"
@@ -1460,9 +1332,9 @@ checksum = "884e2677b40cc8c339eaefcb701c32ef1fd2493d71118dc0ca4b6a736c93bd67"
 
 [[package]]
 name = "libc"
-version = "0.2.155"
+version = "0.2.158"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97b3888a4aecf77e811145cadf6eef5901f4782c53886191b2f693f24761847c"
+checksum = "d8adc4bb1803a324070e64a98ae98f38934d91957a99cfb3a43dcbc01bc56439"
 
 [[package]]
 name = "libm"
@@ -1600,7 +1472,7 @@ version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a8835c273a76a90455d7344889b0964598e3316e2a79ede8e36f16bdcf2228b8"
 dependencies = [
- "base64 0.13.1",
+ "base64",
 ]
 
 [[package]]
@@ -1612,12 +1484,6 @@ dependencies = [
  "base64ct",
 ]
 
-[[package]]
-name = "percent-encoding"
-version = "2.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3148f5046208a5d56bcfc03053e3ca6334e51da8dfb19b6cdc8b306fae3283e"
-
 [[package]]
 name = "phantom_newtype"
 version = "0.9.0"
@@ -1736,7 +1602,7 @@ dependencies = [
  "itertools",
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -1846,9 +1712,9 @@ checksum = "61697e0a1c7e512e84a621326239844a24d8207b4669b41bc18b32ea5cbf988b"
 
 [[package]]
 name = "serde"
-version = "1.0.207"
+version = "1.0.208"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5665e14a49a4ea1b91029ba7d3bca9f299e1f7cfa194388ccc20f14743e784f2"
+checksum = "cff085d2cb684faa248efb494c39b68e522822ac0de72ccf08109abde717cfb2"
 dependencies = [
  "serde_derive",
 ]
@@ -1874,22 +1740,21 @@ dependencies = [
 
 [[package]]
 name = "serde_derive"
-version = "1.0.207"
+version = "1.0.208"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6aea2634c86b0e8ef2cfdc0c340baede54ec27b1e46febd7f80dffb2aa44a00e"
+checksum = "24008e81ff7613ed8e5ba0cfaf24e2c2f1e5b8a0495711e44fcd4882fca62bcf"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.124"
+version = "1.0.125"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "66ad62847a56b3dba58cc891acd13884b9c61138d330c0d7b6181713d4fce38d"
+checksum = "83c8e735a073ccf5be70aa8066aa984eaf2fa000db6c8d0100ae605b366d31ed"
 dependencies = [
- "indexmap",
  "itoa",
  "memchr",
  "ryu",
@@ -1898,14 +1763,14 @@ dependencies = [
 
 [[package]]
 name = "serde_tokenstream"
-version = "0.2.1"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8790a7c3fe883e443eaa2af6f705952bc5d6e8671a220b9335c8cae92c037e74"
+checksum = "64060d864397305347a78851c51588fd283767e7e7589829e8121d65512340f1"
 dependencies = [
  "proc-macro2",
  "quote",
  "serde",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -1951,6 +1816,12 @@ dependencies = [
  "keccak",
 ]
 
+[[package]]
+name = "shlex"
+version = "1.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
+
 [[package]]
 name = "signature"
 version = "2.2.0"
@@ -2048,7 +1919,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rustversion",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -2070,9 +1941,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.74"
+version = "2.0.75"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1fceb41e3d546d0bd83421d3409b1460cc7444cd389341a4c880fe7a042cb3d7"
+checksum = "f6af063034fc1935ede7be0122941bafa9bacb949334d090b77ca98b5817c7d9"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2096,7 +1967,7 @@ checksum = "a4558b58466b9ad7ca0f102865eccc95938dca1a74a856f2b57b6629050da261"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -2136,21 +2007,6 @@ dependencies = [
  "time-core",
 ]
 
-[[package]]
-name = "tinyvec"
-version = "1.8.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "445e881f4f6d382d5f27c034e25eb92edd7c784ceab92a0937db7f2e9471b938"
-dependencies = [
- "tinyvec_macros",
-]
-
-[[package]]
-name = "tinyvec_macros"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1f3ccbac311fea05f86f61904b462b55fb3df8837a366dfc601a0161d0532f20"
-
 [[package]]
 name = "typed-arena"
 version = "2.0.2"
@@ -2163,27 +2019,12 @@ version = "1.17.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "42ff0bf0c66b8238c6f3b578df37d0b7848e55df8577b3f74f92a69acceeb825"
 
-[[package]]
-name = "unicode-bidi"
-version = "0.3.15"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "08f95100a766bf4f8f28f90d77e0a5461bbdb219042e7679bebe79004fed8d75"
-
 [[package]]
 name = "unicode-ident"
 version = "1.0.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
 
-[[package]]
-name = "unicode-normalization"
-version = "0.1.23"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a56d1686db2308d901306f92a263857ef59ea39678a5458e7cb17f01415101f5"
-dependencies = [
- "tinyvec",
-]
-
 [[package]]
 name = "unicode-segmentation"
 version = "1.11.0"
@@ -2206,23 +2047,6 @@ dependencies = [
  "subtle",
 ]
 
-[[package]]
-name = "url"
-version = "2.5.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "22784dbdf76fdde8af1aeda5622b546b422b6fc585325248a2bf9f5e41e94d6c"
-dependencies = [
- "form_urlencoded",
- "idna",
- "percent-encoding",
-]
-
-[[package]]
-name = "urlencoding"
-version = "2.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "daf8dba3b7eb870caf1ddeed7bc9d2a049f3cfdfae7cb521b087cc33ae4c49da"
-
 [[package]]
 name = "utf8-width"
 version = "0.1.7"
@@ -2263,7 +2087,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
  "wasm-bindgen-shared",
 ]
 
@@ -2285,7 +2109,7 @@ checksum = "afc340c74d9005395cf9dd098506f7f44e38f2b4a21c6aaacf9a105ea5e1e836"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -2427,7 +2251,7 @@ checksum = "fa4f8080344d4671fb4e831a13ad1e68092748387dfc4f55e356242fae12ce3e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -2447,5 +2271,5 @@ checksum = "ce36e65b0d2999d2aafac989fb249189a141aee1f53c612c1f37d72631959f69"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 58dee83..044a39d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,7 +9,7 @@ strip = true
 opt-level = 's'
 
 [workspace.package]
-version = "0.1.0"
+version = "0.1.1"
 edition = "2021"
 repository = "https://github.com/ldclabs/ic-cose"
 keywords = ["config", "cbor", "canister", "icp", "encryption"]
@@ -17,24 +17,13 @@ categories = ["web-programming"]
 license = "MIT OR Apache-2.0"
 
 [workspace.dependencies]
-async-trait = "0.1"
-bytes = "1"
-base64 = "0.21"
 candid = "0.10"
 ciborium = "0.2"
-ciborium-io = "0.2"
-futures = "0.3"
-futures-util = "0.3"
-log = "0.4"
 serde = "1"
 serde_bytes = "0.11"
-serde_json = { version = "1", features = ["preserve_order"] }
-structured-logger = "1"
-tokio = { version = "1", features = ["full"] }
 k256 = { version = "0.13", features = ["ecdsa", "schnorr"] }
 ed25519-dalek = "2"
 x25519-dalek = { version = "2", features = ["static_secrets"] }
-hex = "0.4"
 hmac = "0.12"
 sha2 = "0.10"
 sha3 = "0.10"
@@ -43,11 +32,6 @@ ic-cdk = "0.15"
 ic-cdk-timers = "0.8"
 ic-stable-structures = "0.6"
 icrc-ledger-types = "0.1"
-ic-http-certification = { version = "2.5", features = ["serde"] }
-anyhow = "1"
-crc32fast = "1.4"
-url = "2.5"
-once_cell = "1.19"
 getrandom = { version = "0.2", features = ["custom"] }
 coset = "0.3.8"
 aes-gcm = "0.10"
diff --git a/src/ic_cose_canister/Cargo.toml b/src/ic_cose_canister/Cargo.toml
index 12468f1..85051ad 100644
--- a/src/ic_cose_canister/Cargo.toml
+++ b/src/ic_cose_canister/Cargo.toml
@@ -15,28 +15,14 @@ license.workspace = true
 crate-type = ["cdylib"]
 
 [dependencies]
-bytes = { workspace = true }
 candid = { workspace = true }
 ciborium = { workspace = true }
-sha2 = { workspace = true }
-sha3 = { workspace = true }
 ic-cdk = { workspace = true }
-hex = { workspace = true }
-hmac = { workspace = true }
 serde = { workspace = true }
-serde_json = { workspace = true }
 serde_bytes = { workspace = true }
-base64 = { workspace = true }
-num-traits = { workspace = true }
-once_cell = { workspace = true }
 ic-cdk-timers = { workspace = true }
 ic-stable-structures = { workspace = true }
-ic-http-certification = { workspace = true }
-ed25519-dalek = { workspace = true }
-x25519-dalek = { workspace = true }
-lazy_static = "1.4"
 getrandom = { version = "0.2", features = ["custom"] }
 ic_cose_types = { path = "../ic_cose_types", version = "0.1" }
 ic-crypto-extended-bip32 = { git = "https://github.com/dfinity/ic/", rev = "d19fa446ab35780b2c6d8b82ea32d808cca558d5" }
 ic-crypto-ed25519 = { git = "https://github.com/dfinity/ic/", rev = "d19fa446ab35780b2c6d8b82ea32d808cca558d5" }
-icrc-ledger-types = { git = "https://github.com/dfinity/ic/", rev = "d19fa446ab35780b2c6d8b82ea32d808cca558d5" }
diff --git a/src/ic_cose_canister/src/api_cose.rs b/src/ic_cose_canister/src/api_cose.rs
index 92ae47d..98b2ca3 100644
--- a/src/ic_cose_canister/src/api_cose.rs
+++ b/src/ic_cose_canister/src/api_cose.rs
@@ -7,9 +7,9 @@ use ic_cose_types::{
         CosePath, ECDHInput, ECDHOutput, PublicKeyInput, PublicKeyOutput, SchnorrAlgorithm,
         SignIdentityInput, SignInput,
     },
-    validate_key, ByteN, MILLISECONDS,
+    validate_key, MILLISECONDS,
 };
-use serde_bytes::ByteBuf;
+use serde_bytes::{ByteArray, ByteBuf};
 
 use crate::{is_authenticated, rand_bytes, store};
 
@@ -135,7 +135,7 @@ async fn vetkd_public_key(path: CosePath) -> Result<ByteBuf, String> {
 }
 
 #[ic_cdk::update(guard = "is_authenticated")]
-async fn vetkd_encrypted_key(path: CosePath, public_key: ByteN<48>) -> Result<ByteBuf, String> {
+async fn vetkd_encrypted_key(path: CosePath, public_key: ByteArray<48>) -> Result<ByteBuf, String> {
     path.validate()?;
 
     let caller = ic_cdk::caller();
@@ -148,7 +148,11 @@ async fn vetkd_encrypted_key(path: CosePath, public_key: ByteN<48>) -> Result<By
         Ok(())
     })?;
 
-    let ek =
-        store::ns::inner_vetkd_encrypted_key(&spk, key_id.into_vec(), public_key.into()).await?;
+    let ek = store::ns::inner_vetkd_encrypted_key(
+        &spk,
+        key_id.into_vec(),
+        public_key.into_array().into(),
+    )
+    .await?;
     Ok(ByteBuf::from(ek))
 }
diff --git a/src/ic_cose_canister/src/lib.rs b/src/ic_cose_canister/src/lib.rs
index 124107a..807e2e7 100644
--- a/src/ic_cose_canister/src/lib.rs
+++ b/src/ic_cose_canister/src/lib.rs
@@ -1,9 +1,9 @@
 use candid::Principal;
 use ic_cose_types::{
-    format_error, types::namespace::*, types::setting::*, types::state::StateInfo, types::*, ByteN,
+    format_error, types::namespace::*, types::setting::*, types::state::StateInfo, types::*,
     ANONYMOUS,
 };
-use serde_bytes::ByteBuf;
+use serde_bytes::{ByteArray, ByteBuf};
 use std::collections::BTreeSet;
 
 mod api_admin;
diff --git a/src/ic_cose_types/Cargo.toml b/src/ic_cose_types/Cargo.toml
index ed08748..60d7fef 100644
--- a/src/ic_cose_types/Cargo.toml
+++ b/src/ic_cose_types/Cargo.toml
@@ -10,14 +10,10 @@ categories.workspace = true
 license.workspace = true
 
 [dependencies]
-base64 = { workspace = true }
 candid = { workspace = true }
-hex = { workspace = true }
 serde = { workspace = true }
 serde_bytes = { workspace = true }
-crc32fast = { workspace = true }
 num-traits = { workspace = true }
-url = { workspace = true }
 ciborium = { workspace = true }
 icrc-ledger-types = { workspace = true }
 k256 = { workspace = true }
diff --git a/src/ic_cose_types/src/bytes.rs b/src/ic_cose_types/src/bytes.rs
deleted file mode 100644
index a3ea64e..0000000
--- a/src/ic_cose_types/src/bytes.rs
+++ /dev/null
@@ -1,105 +0,0 @@
-use candid::CandidType;
-use serde::{Deserialize, Serialize};
-use serde_bytes::ByteArray;
-use std::ops::Deref;
-
-/// ByteN<N> is a wrapper around ByteArray<N> to provide CandidType implementation
-#[derive(
-    Clone, Copy, Default, Debug, Deserialize, Serialize, PartialEq, Eq, PartialOrd, Ord, Hash,
-)]
-pub struct ByteN<const N: usize>(pub ByteArray<N>);
-
-impl<const N: usize> ByteN<N> {
-    pub fn from_hex(val: &str) -> Result<Self, String> {
-        let data = hex::decode(val).map_err(|_| format!("failed to decode hex: {}", val))?;
-        Self::try_from(data.as_slice())
-    }
-}
-
-impl<const N: usize> CandidType for ByteN<N> {
-    fn _ty() -> candid::types::internal::Type {
-        candid::types::internal::TypeInner::Vec(candid::types::internal::TypeInner::Nat8.into())
-            .into()
-    }
-    fn idl_serialize<S>(&self, serializer: S) -> Result<(), S::Error>
-    where
-        S: candid::types::Serializer,
-    {
-        serializer.serialize_blob(self.0.as_slice())
-    }
-}
-
-impl<const N: usize> Deref for ByteN<N> {
-    type Target = [u8; N];
-
-    fn deref(&self) -> &Self::Target {
-        &self.0
-    }
-}
-
-impl<const N: usize> AsRef<[u8; N]> for ByteN<N> {
-    fn as_ref(&self) -> &[u8; N] {
-        &self.0
-    }
-}
-
-impl<const N: usize> From<[u8; N]> for ByteN<N> {
-    fn from(val: [u8; N]) -> Self {
-        Self(ByteArray::new(val))
-    }
-}
-
-impl<const N: usize> TryFrom<&[u8]> for ByteN<N> {
-    type Error = String;
-
-    fn try_from(value: &[u8]) -> Result<Self, Self::Error> {
-        if value.len() != N {
-            return Err(format!("expected {} bytes, got {}", N, value.len()));
-        }
-        let mut bytes = [0u8; N];
-        bytes.copy_from_slice(value);
-        Ok(Self(ByteArray::new(bytes)))
-    }
-}
-
-impl<const N: usize> From<ByteArray<N>> for ByteN<N> {
-    fn from(val: ByteArray<N>) -> Self {
-        Self(val)
-    }
-}
-
-impl<const N: usize> From<ByteN<N>> for ByteArray<N> {
-    fn from(val: ByteN<N>) -> Self {
-        val.0
-    }
-}
-
-impl<const N: usize> From<ByteN<N>> for Vec<u8> {
-    fn from(val: ByteN<N>) -> Self {
-        Vec::from(val.0.into_array())
-    }
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-    use crate::to_cbor_bytes;
-    use ciborium::from_reader;
-
-    #[test]
-    fn byte_n_works() {
-        let b4: ByteN<4> = [1, 2, 3, 4].into();
-        let data = to_cbor_bytes(&b4);
-        assert_eq!(&data, &[68, 1, 2, 3, 4]);
-        let v: ByteN<4> = from_reader(&data[..]).unwrap();
-        assert_eq!(v, b4);
-        let res: Result<ByteN<4>, _> = from_reader([69, 1, 2, 3, 4, 0].as_slice());
-        // println!("{:?}", res.err());
-        assert!(
-            res.is_err(),
-            "invalid length 5, expected a byte array of length 4"
-        );
-        let res: ByteN<5> = from_reader([69, 1, 2, 3, 4, 0].as_slice()).unwrap();
-        assert_eq!(*res, [1, 2, 3, 4, 0]);
-    }
-}
diff --git a/src/ic_cose_types/src/cose/mod.rs b/src/ic_cose_types/src/cose/mod.rs
index fe1603a..67395c0 100644
--- a/src/ic_cose_types/src/cose/mod.rs
+++ b/src/ic_cose_types/src/cose/mod.rs
@@ -23,12 +23,6 @@ where
     format!("{:?}", err)
 }
 
-pub fn crc32(data: &[u8]) -> u32 {
-    let mut h = crc32fast::Hasher::new();
-    h.update(data);
-    h.finalize()
-}
-
 pub fn sha256(data: &[u8]) -> [u8; 32] {
     let mut hasher = sha2::Sha256::new();
     hasher.update(data);
diff --git a/src/ic_cose_types/src/lib.rs b/src/ic_cose_types/src/lib.rs
index 9143b40..46127df 100644
--- a/src/ic_cose_types/src/lib.rs
+++ b/src/ic_cose_types/src/lib.rs
@@ -6,11 +6,9 @@ use ciborium::into_writer;
 use serde::Serialize;
 use std::{collections::BTreeSet, ops::Deref};
 
-pub mod bytes;
 pub mod cose;
 pub mod types;
 
-pub use bytes::*;
 pub use cose::format_error;
 
 pub static ANONYMOUS: Principal = Principal::anonymous();
diff --git a/src/ic_cose_types/src/types/mod.rs b/src/ic_cose_types/src/types/mod.rs
index 0f7f271..eb3d0b0 100644
--- a/src/ic_cose_types/src/types/mod.rs
+++ b/src/ic_cose_types/src/types/mod.rs
@@ -1,13 +1,13 @@
 use candid::{CandidType, Principal};
 use serde::{Deserialize, Serialize};
-use serde_bytes::ByteBuf;
+use serde_bytes::{ByteArray, ByteBuf};
 use std::collections::BTreeMap;
 
 pub mod namespace;
 pub mod setting;
 pub mod state;
 
-use crate::{bytes::ByteN, validate_key};
+use crate::validate_key;
 
 // should update to ICRC3Map
 pub type MapValue =
@@ -48,14 +48,14 @@ pub struct SignIdentityInput {
 
 #[derive(CandidType, Clone, Debug, Deserialize, Serialize, PartialEq, Eq)]
 pub struct ECDHInput {
-    pub nonce: ByteN<12>,      // should be random for each request
-    pub public_key: ByteN<32>, // client side ECDH public key
+    pub nonce: ByteArray<12>,      // should be random for each request
+    pub public_key: ByteArray<32>, // client side ECDH public key
 }
 
 #[derive(CandidType, Clone, Debug, Deserialize, Serialize, PartialEq, Eq)]
 pub struct ECDHOutput<T> {
-    pub payload: T,            // should be random for each request
-    pub public_key: ByteN<32>, // server side ECDH public key
+    pub payload: T,                // should be random for each request
+    pub public_key: ByteArray<32>, // server side ECDH public key
 }
 
 #[derive(CandidType, Clone, Debug, Deserialize, Serialize, PartialEq, Eq)]