The Frontier

Concord streamlined its relay permission flow to prevent connection request overload and introduced key backup discovery. The client also fixed Cashu proof backfill truncation and added search indexing for event titles and names.

Mostro version 0.18.5 defaulted to NIP-44 encryption for gift wraps and added pre-signature checks on incoming events to mitigate expensive signature-validation attacks. It is also refining its two-out-of-three Cashu escrow system.