Leet is CCEx's software application for on-the-fly encryption (OTFE).
Another C++ Hack
Open Source Security tool to audit hashed passwords.
Tweakable 256-bit symmetrical block cipher.
Encrypting E-Mail Client
All-purpose Encryption and Security Adaptation
CrococryptQuerl is a web-based file encryption & transfer tool
Anoncrypt-Text Encryption and Decryption Website in Java(Struts2)
Easy to use GlobalPlatform tool (and a Java library)
Encrypting, anonymous, unlimited size message transfer system
Encryption App
AES-128 bit file encryptor
Check some checksum!
Graphical user interface for the utility sfxcompress