The package defines a command \EdefRot that defines a macro (whose name is given as an argument) to the rotation of the given string. Available rotations are ROT13 (for letters), ROT5 (for digits), ROT18 (for digits and letters together) and ROT47 (for all ASCII characters).

The package is part of the oberdiek bundle.

The author is Heiko Oberdiek. The package is Copyright © 2010 Heiko Oberdiek.