sodium_crypto_generichash
(PHP 7 >= 7.2.0, PHP 8)
sodium_crypto_generichash — Get a hash of the message
Description
$message
, string $key
= "", int $length
= SODIUM_CRYPTO_GENERICHASH_BYTES
): stringHash a message with BLAKE2b.
Parameters
-
message
-
The message being hashed.
-
key
-
(Optional) cryptographic key. This serves the same function as a HMAC key, but it's utilized as a reserved section of the internal BLAKE2 state.
-
length
-
Output size.
Return Values
The cryptographic hash as raw bytes. If a hex-encoded output is desired, the result can be passed to sodium_bin2hex().