sodium_crypto_stream_xchacha20_xor
(PHP 8 >= 8.1.0)
sodium_crypto_stream_xchacha20_xor — Encrypts a message using a nonce and a secret key (no authentication)
Description
$message
, string $nonce
, string $key
): string
Encrypts a message
using a nonce
and a secret key
(no authentication).
This encryption is unauthenticated, and does not prevent chosen-ciphertext attacks. Make sure to combine the ciphertext with a Message Authentication Code, for example with sodium_crypto_aead_xchacha20poly1305_ietf_encrypt() function, or sodium_crypto_auth().
Parameters
-
message
-
The message to encrypt.
-
nonce
-
24-byte nonce.
-
key
-
Key, possibly generated from sodium_crypto_stream_xchacha20_keygen().
Return Values
Encrypted message.