NewSuite builds a Suite from a specified set of algorithms.

UnmarshalOpener parses a serialized HPKE opener and returns the corresponding Opener.

UnmarshalSealer parses an HPKE sealer.

AEAD_AES128GCM is AES-128 block cipher in Galois Counter Mode (GCM).

AEAD_AES256GCM is AES-256 block cipher in Galois Counter Mode (GCM).

AEAD_ChaCha20Poly1305 is ChaCha20 stream cipher and Poly1305 MAC.

KDF_HKDF_SHA256 is a KDF using HKDF with SHA-256.

KDF_HKDF_SHA384 is a KDF using HKDF with SHA-384.

KDF_HKDF_SHA512 is a KDF using HKDF with SHA-512.

KEM_P256_HKDF_SHA256 is a KEM using P256 curve and HKDF with SHA-256.

KEM_P384_HKDF_SHA384 is a KEM using P384 curve and HKDF with SHA-384.

KEM_P521_HKDF_SHA512 is a KEM using P521 curve and HKDF with SHA-512.

KEM_X25519_HKDF_SHA256 is a KEM using X25519 Diffie-Hellman function and HKDF with SHA-256.

KEM_X25519_KYBER768_DRAFT00 is a hybrid KEM built on DHKEM(X25519, HKDF-SHA256) and Kyber768Draft00.

KEM_X448_HKDF_SHA512 is a KEM using X448 Diffie-Hellman function and HKDF with SHA-512.

KEM_XWING is a hybrid KEM using X25519 and ML-KEM-768.

Receiver performs hybrid public-key decryption.

Sender performs hybrid public-key encryption.

Suite is an HPKE cipher suite consisting of a KEM, KDF, and AEAD algorithm.

Context defines the capabilities of an HPKE context.

Opener decrypts a ciphertext using an AEAD encryption.

Sealer encrypts a plaintext using an AEAD encryption.