← LibraryTechnique entry
CR-ECDSA-K-REUSECredential Access
ECDSA k Reuse / Bias
Two signatures with the same nonce k under the same key trivially leak the private key (classic PS3 / Sony scenario).
§ Where this technique fits
CR-ECDSA-K-REUSE is catalogued under the Credential Access tactic of the offensive-security kill-chain. It appears in 0 approved dossiers in the registry, typically.