For DES encrypting password files suitable for uploading to web servers.

Fully functional, accurate simulator of the infamous German Enigma encryption machine invented in 1918.

Port of GnuPG (Privacy Guard) by Steffan Bellon.

A collection of security utilities for RISC OS. Includes front ends for PGP, allowing PGP to be used for e-mail and files.

Will disguise any type of data within pre-drawn RISC OS 24- or 32-bit sprites.