Atbash Cipher

Turn plain text into 8-bit binary bytes and convert binary strings back to text.

Convert decimal numbers to octal, base-32, base-36, and other number systems.

Polysubstitution cipher that uses the plaintext itself as part of the encryption key.

Sophisticated transposition cipher using keyword columns to rearrange text.

Encode text to Base32 or decode Base32 payloads for safer encoding in various systems.

Automated solving of substitution ciphers using frequency analysis and pattern recognition.