AZAnatolii Zhadaninanatoliizhadan.hashnode.dev·2d ago · 34 min readHow to Deploy a Self-Hosted 2-of-3 MPC Signing Cluster (Without Losing Everyone's Keys)Three independent MPC nodes, each holding one key share. The backend never holds a key. It sends a 32-byte digest and gets a signature back. A restored MPC cluster can boot up, report [READY] on all t00
AZAnatolii Zhadaninanatoliizhadan.hashnode.dev·Jul 7 · 19 min readHow to Store Your Users' Crypto Wallets So Nobody Can Steal ThemEncrypting the private key still leaves one decryptable key behind one server — the honeypot that MPC later removes. Your backend can decrypt every user's private key. So can your ENCRYPTION_KEY. So c00