Module encryption 

Encryption module providing AEAD encryption primitives.

Supports XChaCha20-Poly1305 (the high-level default) and explicit AES-256-GCM.

Structs

EncryptOptions

Encryption options

EncryptionResult

Result of an encryption operation

Key

256-bit encryption key

X25519KeyPair

X25519 key pair used for Diffie-Hellman key exchange.

Enums

Algorithm

Supported encryption algorithms

Constants

HKDF_SHA256_MAX_OUTPUT

Maximum HKDF-SHA256 output permitted by RFC 5869 (255 * HashLen).

PBKDF2_MAX_ITERATIONS

Maximum synchronous PBKDF2 work factor accepted by Voided.

PBKDF2_MAX_SALT_SIZE

Maximum salt size accepted by password-based derivation.

PBKDF2_MIN_ITERATIONS

Minimum PBKDF2-HMAC-SHA256 work factor accepted by the high-level API.

PBKDF2_MIN_SALT_SIZE

Minimum salt size accepted by password-based derivation.

X25519_KEY_SIZE

X25519 key size in bytes.

Functions

decrypt

Decrypt data using AEAD decryption.

decrypt_aes_gcm

Decrypt data using AES-256-GCM

decrypt_bytes

Decrypt data from binary format.

decrypt_with_aad

Decrypt data using AEAD decryption with Additional Authenticated Data.

decrypt_xchacha20

Decrypt data using XChaCha20-Poly1305

derive_key_from_shared_secret

Derive a 256-bit AEAD key from a raw X25519 shared secret.

derive_key_hkdf

Derive a key using HKDF-SHA256

derive_key_hkdf_raw

Derive raw bytes using HKDF-SHA256.

derive_key_pbkdf2

Derive a key using PBKDF2-HMAC-SHA256

encrypt

Encrypt data using AEAD encryption.

encrypt_aes_gcm

Encrypt data using AES-256-GCM.

encrypt_xchacha20

Encrypt data using XChaCha20-Poly1305

generate_key

Generate a random 256-bit encryption key

generate_x25519_key_pair

Generate an X25519 key pair.

validate_pbkdf2_parameters

Validate the bounded policy used by Voided’s synchronous PBKDF2 APIs.

x25519_shared_secret

Compute X25519 shared secret.