What is the Atbash cipher? The Atbash Cipher is a really simple substitution cipher that is sometimes called mirror code. It is believed to be the first cipher ever used, and its use pre-dates Egyptian …

Atbash (Hebrew: אתבש; also transliterated Atbaš) is a monoalphabetic substitution cipher originally used to encrypt the Hebrew alphabet. It can be modified for use with any known writing system with a …

Originally used to encode the hebrew alphabet, Atbash (אתבש‎‎) is formed by mapping an alphabet to its reverse, so that the first letter becomes the last letter. The Atbash cipher can be seen as a special …

Jan 7, 2026 · A very simplistic cipher where you change A to Z, B to Y, and so on. The Atbash cipher is a very common and simple cipher that simply encodes a message with the reverse of the alphabet. …

Encode and decode text using the ancient Hebrew substitution cipher. Fast, secure, and completely free to use. The Atbash cipher is one of the oldest known encryption methods, used in biblical texts to …

What is the Atbash cipher technique? Atbash is a monoalphabetic substitution cipher that maps each letter to its mirror position. It's self-inverse, meaning applying it twice returns the original text.

The Atbash cipher is one of the oldest known substitution ciphers, originally used for the Hebrew alphabet. It works by replacing each letter with its mirror image in the alphabet - the first letter …

The Atbash Cipher is a very old cipher used originally with the Hebrew alphabet. It reverses the alphabet as the ciphertext alphabet.

Free online Atbash cipher tool for encrypting and decrypting text using the ancient Hebrew substitution cipher. Simple A-Z reverse alphabet encryption with instant results.

Learn how to encrypt and decrypt text using the Atbash Cipher, a simple yet powerful symmetric substitution cipher.