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Tool to identify/recognize the type of encryption/encoding applied to a message (more 200 ciphers/codes are detectable). Cipher identifier to quickly decrypt/decode any text.
This multi decoder is designed to solve a wide variety of codes and ciphers, especially useful for Geocaching. Easy to use for both mobile and desktop browsers!
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.
Tool to encrypt / decrypt a message by substitution cipher (all sizes) by replacing one or more characters with one or more others.
This tool uses AI/Machine Learning technology to recognize over 25 common cipher types and encodings including: Caesar Cipher, Vigenère Cipher (including the autokey variant), Beaufort Cipher (including the autokey variant), Playfair Cipher, Two-Square/Double Playfair Cipher, Columnar Transposition Cipher, Bifid Cipher, Four-Square Cipher, Atb...
Tool to solve cryptograms. The cryptogram is one of the oldest classical ciphers. It is simple enough that it usually can be solved by hand. Each letter is replaced by a different letter of the alphabet, so solving the puzzle means finding out the original lettering.
Alphabetical substitution cipher: Encode and decode online. 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. Rail fence cipher.