Ethereum researchers warn AI could break crypto wallet signatures in months

Warning filed 10 October 2026; separate analysis flags risk to over 31% of Bitcoin supply

Ivan Petrov

Crypto Reporter

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As of 2026-10-11 00:16 UTC. Market figures are as the cited sources reported them at that time and may have moved since. This is news, not investment advice.

Ethereum researchers have warned that artificial intelligence could break the cryptographic signatures securing Bitcoin and Ethereum wallets in months, not years, in the worst-case scenario. The warning was filed 10 October 2026.^[1]