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)
Manual
sodium_crypto_stream_xchacha20_xor(
string$message,
string$nonce,
string$key ): string
Encrypts a message using a nonce and a secret key (no authentication).
Caution:
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.