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sodium_crypto_secretbox_keygenGenerate random key for sodium_crypto_secretbox


sodium_crypto_secretbox_keygen(): string

Generate a key for use with sodium_crypto_secretbox() and sodium_crypto_secretbox_open().

Liste de paramètres

Cette fonction ne contient aucun paramètre.

Valeurs de retour

Returns the generated string of cryptographically secure random bytes.


Exemple #1 sodium_crypto_secretbox_keygen() example

= sodium_crypto_secretbox_keygen();
var_dump( sodium_bin2hex( $key ) );

Résultat de l'exemple ci-dessus est similaire à :

string(64) "88bd1dc51ec81984f3ddc5a8f59a3d95b647e2da3e879f1b9ceb0abd89e7286c"

Exemple #2 Comparing sodium_crypto_secretbox_keygen() with random_bytes()

= sodium_crypto_secretbox_keygen();
$bytes = random_bytes( SODIUM_CRYPTO_SECRETBOX_KEYBYTES );
var_dump( mb_strlen( $key, '8bit' ) === mb_strlen( $bytes, '8bit' ) );

L'exemple ci-dessus va afficher :


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