Implementation of Zero Knowledge proof interactive and non-interactive protocols
Performs Caesar’s substitution cipher on a string
Attempt to crack a Caesar-enciphered message
Decipher a Caesar-enciphered string
Encipher a string using the pigpen cipher
Encipher a string using the affine cipher
Encipher a string using the Atbash cipher
Perform Vigenère's substitution cipher on a string
Encrypt with Tupper’s self-referential formula
Encipher a string using the Chaocipher
Encode a string with extended Morse code
Scream cipher as defined by Randall Munroe in xkcd #3054
Encipher a string using the rail fence cipher
Decrypt a string encrypted by a Hill cipher
Decrypt with Tupper’s self-referential formula
Decipher a string using the affine cipher
Decipher a string enciphered by the rail fence cipher
Decipher a Vigenère-enciphered string
Decipher a Chaocipher-enciphered string
Encode a number according to the system devised by Cistercian monks
Get the frequency of letters appearing in texts
Soliloquy by Mark Antony in Act III, scene II of William Shakespeare's "Julius Caesar"
Translate a string from Al Bhed, the cipher language from the game Final Fantasy X, to Latin or hiragana
Translate a string from Latin or Hiragana to Al Bhed, the cipher language from the game “Final Fantasy X”