String Encryption/Decryption Description Develop a Java program that effectively encrypts and decrypts text messages using basic cryptographic techniques.

This project is a Java implementation of a block cipher encryption and decryption tool, developed as part of a university assignment (Project 1) by Fengkai Liu and Yu Liu at the University of ...

Q: If I encrypt my .class files and use a custom classloader to load and decrypt them on the fly, will this prevent decompilation? A: The problem of preventing Java byte-code decompilation is ...