Anthropic AI breaks HAWK-256 in 60 hours, raising Bitcoin concerns

An unreleased Anthropic AI model has broken a post-quantum signature scheme in about 60 hours, reopening a question Bitcoin developers have yet to answer: when should the network begin migrating to quantum-resistant cryptography? The finding poses no immediate threat to Bitcoin. HAWK-256 was never used by the network, and no existing wallets are affected. But...