A stream cipher encrypts one byte at a time. The RC4 key size can range from 8 to 2048 bits. Note: The term cipher means encryption algorithm. An acronym for Data Encryption Standard, DES was ...

This algorithm is thought to be very secure ... This is my personal cipher of choice. Data Encryption Standard was designed in the early 1970s by IBM with input from NSA. It is OK, but a single ...