Blockstream launches institutional digital asset custody with Thales

Cointime update: Blockstream on November 14 launched an institutional digital asset custody solution developed with French tech group Thales, combining Thales hardware security modules with Blockstream’s secure multi-party computation to run the full signing protocol inside protected dedicated hardware. CEO Adam Back said traditional MPC protocols are too complex and device-interactive for fully offline cold storage, and noted AI could help attackers find subtle flaws in complex implementations.