# Functions
CalculateSharedSecret uses DH Curve25519 to find a shared secret.
DeriveSecrets derives the requested number of bytes using HKDF with the given input, salt, and info.
# Structs
KeyMaterial is a structure for representing a cipherkey, mac, and iv.
# Type aliases
HKDF is a hashed key derivation function type that can be used to derive keys.