RFC 2119
Key words for use in RFCs to Indicate Requirement Levels
Defines MUST / MUST NOT / REQUIRED / SHOULD / SHOULD NOT / MAY as used normatively throughout SPEC.md.
↗ RFC 3339Date and Time on the Internet: Timestamps
The timestamp format required for the envelope's issued_at field.
Edwards-Curve Digital Signature Algorithm (EdDSA)
Defines Ed25519, the signature scheme behind the envelope's sig and pubkey fields.
Secure Hash Standard
Defines SHA-256, used for the envelope hash that forms the prev_hash chain link.
Reference implementation and full source: github.com/Sharathvc23/sm-aae. Normative wire format: SPEC.md.