Caesar cipher: Encode and decode online Method in which each letter in the plaintext is replaced by a letter some fixed number of positions down the alphabet. The method is named after Julius Caesar, …

Tool for encoding and decoding with the Caesar cipher, a simple and famous shift cipher that replaces each letter with another one further down the alphabet. Compatible with ROT13 and other variants.

Online Caesar Cipher Encoder and Decoder Tool. Instantly encrypt and decrypt messages. This fast, secure tool translates text using the Caesar cipher.

Use our Caesar cipher encoder to convert messages into cipher text or test every possible key to solve caesar cipher puzzles without knowing the original shift.

Named after the Roman emperor Julius Caesar, who used this Caesar Cipher technique to encrypt his military commands to make them difficult for enemies to decipher, it is a simple yet foundational …

Encrypt or decode text with a Caesar Cipher. Just set the shift, enter your text, and get instant results. Simple, fast, and smooth.

Encrypt and decrypt text using the classic Caesar cipher. Our free online tool lets you easily shift letters to create or reveal hidden messages.