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1. What does the letter T become if you shifted the alphabet 5 letters? 2. What does the letter X become if you shifted the alphabet 3 letters? 3. You could also shift in the other direction, so B becomes A.
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- Backwards Alphabet Code
Tool to decrypt/encrypt with Caesar cipher (or Caesar code), a shift cipher, one of the most easy and most famous encryption systems, that uses the substitution of a letter by another one further in the alphabet.
A monoalphabetical substitution cipher uses a fixed substitution over the entire message. The ciphertext alphabet may be a shifted, reversed, mixed or deranged version of the plaintext alphabet.
The Caesar cipher is one of the earliest and simplest ciphers that were invented. It works like this: First, choose some text that you want to encrypt. Let's choose the text "eat". Next, pick a number. It can be positive or negative. Let's choose "-3" for this example.
Tool for automatic Shift Cipher that consists in replacing a letter by another one in the alphabet using a shifting system, a basic or complex sequence of numbers.
This translation tool will help you easily convert between letters and numbers. Need to translate in the other direction? Use the Numbers to Letters Converter instead.
Stuck with a cipher or cryptogram? This tool will help you identify the type of cipher, as well as give you information about possibly useful tools to solve it.