~11 min read
Encyclopedic overview
14 sectionsContents
- Description
- Usage
- Net culture
- Word pairs
- Variants and combinations
- Implementation
- tr
- Emacs and Vim
- JavaScript
- Python
- See also
- Notes
- References
- External links
right|frameless
ROT13 is a simple letter substitution cipher that replaces a letter with the 13th letter after it in the Latin alphabet. It is a special case of the Caesar cipher which was developed in ancient Rome, and used by Julius Caesar in the 1st century BC (see timeline of cryptography).
Excerpted from Wikipedia’s “ROT13” article, available under the CC BY-SA 4.0 licence.