Hot answers tagged rc4
RC4 is some kind of pseudo random number generator. You input a key (seed) and now can get a stream of pseudo random numbers. The values here are this numbers, always a byte at a time. Unlike a block cipher, you don't have a plaintext. You use this key stream to add it to the plaintext to get the ciphertext. "Adding" can be done with XOR, because that's ...
Only top voted, non community-wiki answers of a minimum length are eligible