This method will return a string, or false if the data failed to be decrypted.
$key = 'secret';
$data = 'binarydata';
$nonce = random_bytes(SODIUM_CRYPT_SECRETBOX_NONCEBYTES);
$decrypted = sodium_crypto_secretbox_open($data, $nonce, $key);
if ($decrypted === false) {
throw new Exception('failed to decrypt data');
}
sodium_crypto_secretbox_open
(PHP 7 >= 7.2.0)
sodium_crypto_secretbox_open — Verify and decrypt a ciphertext
Description
sodium_crypto_secretbox_open
( string
$ciphertext
, string $nonce
, string $key
) : string
Warning
This function is currently not documented; only its argument list is available.
Parameters
-
ciphertext -
-
nonce -
-
key -
Return Values
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User Contributed Notes 1 note
khalyomede at gmail dot com ¶
9 months ago
