sodium_crypto_box_open
(PHP 7 >= 7.2.0, PHP 8)
sodium_crypto_box_open — Authenticated public-key decryption
Beschreibung
sodium_crypto_box_open
( string
$ciphertext
, string $nonce
, string $key_pair
) : string|falseDecrypt a message using asymmetric (public key) cryptography.
Parameter-Liste
-
ciphertext -
The encrypted message to attempt to decrypt.
-
nonce -
A number that must be only used once, per message. 24 bytes long. This is a large enough bound to generate randomly (i.e. random_bytes()).
-
key_pair -
See sodium_crypto_box_keypair_from_secretkey_and_publickey(). This should include the sender's public key and the recipient's secret key.
Rückgabewerte
Returns the plaintext message on success, Im Fehlerfall wird false zurückgegeben..
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