cipher
8 tools tagged "cipher".
FakeHex to Hex Converter
Reverse this site's FakeHex letter cipher back to the original hex string, exactly.
Open toolHex to FakeHex Converter
Substitute each hex digit for a letter using this site's own fixed FakeHex cipher table.
Open toolDigits to Letters Converter
Convert space-separated numbers 1-26 back to their letters.
Open toolLetter Decrementer
Shift every letter backward by N positions in the alphabet, wrapping a to z.
Open toolLetter Incrementer
Shift every letter forward by N positions in the alphabet, wrapping z to a.
Open toolLetters to Digits Converter
Convert each letter to its 1-based alphabet position number (a=1 ... z=26).
Open toolROT13 Encoder/Decoder
Apply the classic ROT13 letter-rotation cipher to text.
Open toolROT47 Encoder/Decoder
Shift printable ASCII characters by 47 places, a self-inverse cipher.
Open tool