Sep 30, 2026 UTC

Cobalt is live on Base mainnet, adding condition-based transactions for precise execution and B20 upgrades for policy composition, scheduled multiplier changes, and authorized asset recovery.

New StdSecp256k1 library: curve constants, affine and projective identities, scalar validation, parity encodings, and Ethereum address derivation. Includes dedicated unit and fuzz coverage. (#912, #9…

This is a quick release, cut mainly because publishing v1.17.6 to the Ubuntu PPA failed. It also carries a few fixes merged since then. Both v1.17.6 and v1.17.7 are ready for the Amsterdam fork on Se…

Because we see these attacks from the victim's perspective, often within hours of a theft, we're publishing what we've learned so others can recognize it before it's too late.