sodium_crypto_generichash
(PHP 7 >= 7.2.0, PHP 8)
sodium_crypto_generichash — Get a hash of the message
Description
sodium_crypto_generichash(string
$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().
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