COINTELEGRAPH · 2026-11-13 21:50 UTC

Adam Back makes case for simpler security as Blockstream launches Bitcoin custody system

Blockstream launched an institutional digital asset custody solution developed with French technology group Thales, combining Thales' hardware security modules with Blockstream's Secure-MPC technology. Blockstream says its architecture runs the entire signing protocol inside Thales' HSMs, unlike conventional MPC implementations that may perform parts of signing outside dedicated hardware. CEO Adam Back argued that complex MPC protocols are hard to secure and impractical for cold storage, citing the $6.3 billion Binance hack and warning that AI could help attackers find implementation flaws.

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