Midnight Node Cryptography

Outside the Midnight Ledger (which has its own ZK circuits), the Midnight node relies on foundational cryptographic algorithms for consensus, state transition integrity, and network communication.

Algorithm map

flowchart TB
  subgraph Hash["Hashing"]
    B2["Blake2-256 — cryptographic"]
    T2["twoxhash — non-cryptographic storage keys"]
  end

  subgraph Sign["Signature schemes"]
    SR["sr25519 — AURA block authorship"]
    ECDSA["ECDSA — Partnerchain consensus messages"]
    ED["Ed25519 — GRANDPA finality + libp2p"]
  end