How To Decode A Message With An ATBASH Cipher [CODE CRACKING 101]
The Secret Language
If knowledge is power, then the key to power lies in unlocking secrets. For thousands of years, ciphers have been used to hide those secrets from prying eyes in a cat-and-mouse game of code-makers versus code-breakers. Named after Julius Caesar, who used it to encode his military messages, the Caesar shift is as simple as a cipher gets. All you have to do is substitute each letter in the alphabet by shifting it right or left by a specific number of letters. Today, we can break this code in our sleep, but it took ancient codebreakers years to learn how to crack it - and nearly another years to come up with anything better. In , architect Leon Battista Alberti described a curious device.
When you were a kid, did you have a "Captain Midnight" decoder ring? With it, you could send messages to a friends that no one else could read. Or perhaps you remember using special symbols to write notes to your "squeeze" in class. If the note was intercepted , your teacher, could learn nothing about your romance. In more serious uses, codes and ciphers are used by our military and diplomatic forces to keep confidential information from unauthorized eyes.
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Show less Codes are a way of altering a message so the original meaning is hidden. Generally, this requires a code book or word.
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