sodium_crypto_stream_xchacha20

sodium_crypto_stream_xchacha20

Expands the key and nonce into a keystream of pseudorandom bytes

string **sodium_crypto_stream_xchacha20** int $length string $nonce string $key

Expands the and into a keystream of pseudorandom bytes. key``nonce

lengthNumber of bytes desired.

nonce24-byte nonce.

key Key, possibly generated from . sodium_crypto_stream_xchacha20_keygen

Returns a pseudorandom stream that can be used with . sodium_crypto_stream_xchacha20_xor