BigSpeed Secure Socket LibraryScreenshot
ActiveX control for secure private networking with 128-bit AES encryption and on-the-fly compression. Implements a flexible message-oriented protocol on top of a single TCP connection. Information is exchanged through typed data packets identified by a command code. Utilizes an elegant event-driven paradigm for easy integration into Windows applications. Can be used both on client and server side, with centralized management of all connections.