Module kdf 

TLS key derivation functions.

Implements:

• TLS 1.2 PRF (Pseudo-Random Function) based on HMAC-SHA256/SHA384
• TLS 1.3 HKDF-based key derivation

Structs

Tls12KeyMaterial

TLS 1.2 key material derived from master secret.

Tls13KeyMaterial

TLS 1.3 key material derived from traffic secret.

Enums

AeadAlgorithm

AEAD algorithm for TLS record encryption.

HashAlgorithm

Hash algorithm used for key derivation.

KeyDerivationError

Errors during key derivation.

Functions

derive_tls12_keys

Derive TLS 1.2 key material from master secret.

derive_tls13_keys

Derive TLS 1.3 key material from a traffic secret.

hash_for_cipher_suite

Get the hash algorithm for a TLS cipher suite.

tls12_prf

TLS 1.2 PRF (Pseudo-Random Function).