Upgraded the base image to Alpine Linux 3.23.7, the official fix.
Version 88 (Jul 21, 2025)
This API Signer release deprecates an outdated onboarding flow.
Version 82 (May 4, 2025)
Added support for standalone imported keys.
Version: 80 (Apr 6, 2025)
Added support for Exchange transactions signing.
Version: 66 (Sep 22, 2024)
Added support for schnorr signatures, enabling taproot transactions. This includes MPC support during the signing process.
Version: 60 (Jul 1, 2024)
Performance and Security: Support for our new MPC protocol (DKLs-v1).
Version: 46 (Jan 10, 2024)
Migrate API Users' public keys to the enclave. Create requests are now verified end-to-end between the API User and the enclave. Consequently, all chain-specific logic moved to the backend.
Performance improvement: Use direct gRPC calls.
Security enhancement: Use latest audited MPC protocol version.
Version: 40 (Oct 23, 2023)
Support added for running API Signer by deploying it to Kubernetes using Helm Chart. Learn more.
API Signer now supports the Cosmos blockchain.
Faster API Signer polling: transaction time has been reduced by 0.5 seconds, on average.