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(PHP 7 >= 7.2.0, PHP 8)
sodium_crypto_generichash — Get a hash of the message
$message, string $key = "", int $length = SODIUM_CRYPTO_GENERICHASH_BYTES): string
Hash a message with BLAKE2b.
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.
The cryptographic hash as raw bytes. If a hex-encoded output is desired, the result can be passed to sodium_bin2hex().
