Purpose. A living codex of modern encryption standards with a reference implementation, policy guardrails, and receipts suitable for civilization-ledger integration.
- ECDH: X25519
- KDF: HKDF-SHA256
- AEAD: ChaCha20-Poly1305 (12-byte nonce)
- Signatures: Ed25519
See policy/crypto_policy.rego for enforceable constraints.
python3 -m venv .venv && . .venv/bin/activate
make install
make policy # OPA gate
make test # roundtripOperations can emit canonical receipts (receipts/*.json) via codex.receipts, ready for Merkle compaction upstream.
See SECURITY.md. Supply-chain guardians: Scorecard, Dependency Review, SBOM.
Solve et Coagula — dissolve uncertainty, preserve sovereign memory.