Every article tagged #cryptography, across topics.
How 50 pre-signed EIP-7702 authorizations emptied a Binance hot wallet, what Binance has said, and the signer checks that would have refused them.
OpenSSL 4.1.0 adds DTLS 1.3 and GREASE and drops the CN fallback in host-name checks. What breaks, how to test it, and which version to run.
eMudhra's CA keys were numbers below 256. Why that breaks P-384, what the emSign ECC G3 distrust breaks, and how to replace affected certificates.
The NIST P-256 seed came from lrand48 and a 1997 timestamp. Rebuild it in Python and C, and see what it means for the ECDSA keys you use.