mpcium

Open-source MPC wallet infra. Effortlessly launch distributed crypto wallets with MPC technology in minutes

24 articles 135 View on GitHub ↗
24 articles
How to Migrate Existing Wallets to a New Threshold Configuration via Resharing in mpcium

Learn how to migrate existing wallets to a new threshold configuration using resharing in mpcium. Follow simple steps to update your wallet security settings effortlessly.

migration-guide
Mar 2, 2026
How to Deploy Mpcium in Production: A Security-Hardened Systemd Setup Guide

Deploy Mpcium securely in production with systemd unit templates leveraging TLS encrypted communication automated backups and non privileged services. Enhance your deployment today.

how-to-guide
Mar 2, 2026
How NATS Pub/Sub Integrates with the TSS Protocol in mpcium

Learn how mpcium integrates NATS pub/sub with the TSS protocol. Discover its three-layer architecture for secure cryptographic message broadcasting and point-to-point communication.

deep-dive
Mar 2, 2026
How mpcium Zeroizes Key Material in Memory: Security Measures Explained

Understand how mpcium zeroizes key material in memory. Discover its three-layer strategy for overwriting BigInts, byte slices, and secure containers to enhance security.

deep-dive
Mar 2, 2026
How AWS KMS Integration Works for Production Signing in Mpcium

Learn how Mpcium integrates with AWS KMS for production signing. Securely manage private keys with KMS, enhancing zero-exposure deployments for your applications.

how-to-guide
Mar 2, 2026
How to Configure Threshold (t) and Total Nodes (n) in MPCIUM

Learn how to configure threshold (t) and total nodes (n) in MPCIUM. Set mpc_threshold and ensure your peer list has n entries following t+1 ≤ n for security and liveness.

how-to-guide
Mar 2, 2026
Benchmark Performance Metrics for Keygen and Signing Operations in mpcium

Discover mpcium benchmark performance metrics including latency, throughput, and error rates for keygen and signing operations. Optimize your cryptographic workflows with detailed timing data.

performance
Mar 2, 2026
How mpcium Manages Node Identity and Verifies Peer Messages

Discover how mpcium manages node identity with Ed25519 keys and verifies peer messages using signature verification for TSS, ECDH, and initiator communications.

internals
Mar 2, 2026
How the Automatic Backup System for Key Shares Works in mpcium

Discover how mpcium's automatic backup system safeguards node secret key-shares with encrypted, incremental backups of the BadgerDB store. Learn about AES-256-GCM encryption and versioned file storage.

internals
Mar 2, 2026
What Happens When a Node Fails or Becomes Unavailable During a Signing Operation

Learn how the fystack/mpcium stack handles node failures during MPC signing operations. Discover immediate session aborts, error codes, data cleanup, and cluster updates.

internals
Mar 2, 2026
How Errors Are Propagated and Handled in Distributed MPC Sessions

Learn how mpcium handles errors in distributed MPC sessions. Discover non-blocking failure detection via Go channels and structured error event transformation for robust handling.

internals
Mar 2, 2026
How Version Management Works for Wallet Keys Across Reshares in mpcium

Learn how mpcium ensures secure wallet key management across reshares using semantic versioning. Discover automatic version increments for distinct key layouts and backward compatibility.

internals
Mar 2, 2026

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