Mythos takes its first shot at post-quantum cryptography
Anthropic Claude Mythos Preview improved attacks on HAWK (NIST PQC candidate) and 7-round AES-128 via Möbius Bridge fingerprint (200–800× vs prior). Production AES unaffected. Coordinated disclosure. CryptanalysisBench with academic partners. AES attack discovered ~1 week; validation took nearly a month.