USBKey

Simple Key
Simple Key（SK）is a low-end security solution for software anti-piracy or user authentication.
Providing an USB interface and rich software support, Simple Key will be the best cost-effective choice for software developers.

Features
Conforms to USB low speed specification and HID class specification
Driverless key installation for best plug-and-play practice
Dual zone non-volatile memory, maximum 640 bytes for application
512 bytes Protected zone: accessing by passwords
128 bytes Free zone
Configurable 64 bits symmetric encryption algorithm
Hardware serial number of 128 bits

Supports
OS support: Windows 2000 or above : Linux 2.2.0 or above
Developing language support : Microsoft Visual Studio, Borland C++ builder, Borland Delphi, Power builder, and gcc under linux

Service
Aluminum case with several colors
Customized Logo
Laser printed serial number