rot13, an Octave code which is given a string and applies the ROT13 cipher to characters and the ROT5 cipher to digits.

For example, we have:

        Input:                      Output:
        abcdefghijklmnopqrstuvwxyz  nopqrstuvwxyzabcdefghijklm
        Cher                        Pure
        James Thurston Howell       Wnzrf Guhefgba Ubjryy
        0123456789                  56789012345


The computer code and data files described and made available on this web page are distributed under the MIT license


rot13 is available in a C version and a C++ version and a Fortran90 version and a MATLAB version and an Octave version and a Python version.

Related Programs:


atbash, a Octave code which applies the Atbash substitution cipher to a string of text.

chrpak, an Octave code which works with characters and strings.

Source Code:

Last revised on 08 September 2022.