Add cryptography topics to navigation

- Add a landing page for the section
- Revert topic names to reflect components
- Update toctrees to reflect changes in nav

explanation/security.md → explanation/anbox-security.md

@@ -1,5 +1,5 @@
 (exp-security)=
-# Security
+# Security in Anbox Cloud
 
 Anbox Cloud is secure by design, which means that its architecture, its components and all communication between components are designed to be fundamentally secure.
 

explanation/security/crypto_ams.md → explanation/cryptography/crypto_ams.md

@@ -1,5 +1,5 @@
 (exp-security-crypto-ams)=
-# Cryptographic information: AMS
+# AMS
 
 Anbox Management Service (AMS) is using cryptographic technology for:
 

explanation/security/crypto_stream_agent.md → explanation/cryptography/crypto_stream_agent.md

@@ -1,5 +1,5 @@
 (exp-security-crypto-ams)=
-# Cryptographic information: Anbox Stream Agent
+# Anbox Stream Agent
 
 Anbox Streaming Agent is using cryptographic technology for:
 

explanation/cryptography/landing.md

@@ -0,0 +1,14 @@
+(exp-security-landing)=
+
+# Cryptography
+
+This section provides details about the cryptographic technology used by Anbox Cloud and why they are used.
+
+This information is currently available for the following components:
+
+```{toctree}
+  :maxdepth: 1
+
+crypto_ams
+crypto_stream_agent
+```

explanation/landing.md

@@ -52,6 +52,7 @@ applications
 application-streaming
 capacity-planning
 clustering
+cryptography/landing
 custom-images
 gpus-instances
 images
@@ -61,6 +62,6 @@ performance
 production-planning
 rendering-architecture
 resources
-security
+anbox-security
 platforms
 ```