python cryptography 50.0.1 wrote 300 cases cases.tsv regenerates byte-identically OpenSSL 3.0.13 30 Jan 2024 (Library: OpenSSL 3.0.13 30 Jan 2024) openssl kdf HKDF: 32 of 32 cases match (2 RFC 5869 + every 10th row of cases.tsv)