ActiveLock is an open-source copy protection, software licensing framework for all development enviroments supporting COM+ architecture. Core DLL available in VB2008 and VB6. Samples in C++, C#, Excel/Access VBA and keygens in PHP, ASP.NET available.
Secure P2P Instant Messenger running on .NET Framework 2.0. Uses server to store user information (user name, password, email address, friends list, log in state, IP address) in encrypted form. Uses custom designed symmetric encryption algorithm.
CD Keyper is a Database Application programmed on the .NET 2.0 Framework using Visual Basic .NET which is designed to hold CD Keys and related information. The database uses 168-bit DES Encryption to secure your CD Keys.