Split the Message into Characters Break the message into individual characters and create a list where each element is one character. Optionally, convert all characters to lowercase or uppercase for ...

PHP class library with plenty of hand ciphers. Hand ciphers where used in pre computer days to exchange secret communications. They could be as simple as replacing one character with another. Hand ...

We all have secrets to keep. Those secrets could be personal dirt we want to keep from others, or they could be something as mundane as our credit card numbers or medical histories. But all of us have ...