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.

