Java Crypt Framework (JCryptFX) is a java-based education project for de-/encrypting streams. It has a implementation of DES and TripleDES in it but the framework user can write own cryptography algorithms and stream types for it - includes a console app
This proyect is an implementation of OpenPGP (RFC2440) written entirely in Java. It let's you sign, encrypt, decrypt messages and files, using public key cryptography.
Java class file encryption. Class Encrypt is a program that can encrypt a developer's class files and package them into an executable jar file for deployment. The program uses modules for implementing different encryptions.