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CipherBox turns everyday text into classic ciphers and back again, for puzzles, escape-room clues, classrooms and hobby cryptography.
• Caesar shift with a live 1–25 control, so you can watch every letter move
• Vigenère with your own keyword, keeping spaces and punctuation in place
• Pigpen drawn as real symbols, with a 26-letter symbol picker for decoding
• ROT13 that encodes and decodes with the same step
• Results update as you type; copy or share them from the result card
• Save named setups to reuse a cipher and key later
• A short guide under each result explains how that cipher works