The OWASP ZAP core project
The portable software collection
Provides encryption & password hashing for your app or Hibernate POJOs
OpenWebStart deb rpm jnlp gnu linux
Mkpass - Command line Secure Password Generator
Make a better survey system
Protect personal spaces and possessions without compromising privacy
FinalCrypt - Unbreakable One-Time Pad Encryption
SLS Team Java Library
Open Source Security tool to audit hashed passwords.
Java text editor with AES file encryption.
UDP based secure file transfer application written in JAVA.
Open source to productivity
random + bigger password + more combinations = safe password
Java implementation of Chi-Square Attack and LSB Enhancement Attack
Easily calculate hash values.