From the Manufacturer If your notebook is unlocked, your network is too. The notebook computer is often the weakest link in the network. Protect your network and notebook with the strongest Access Control and Data Protection product on the market- PCKey. PCKey is the only solution offering total protection for your notebook computer, with 2-Factor Authentication and 128 Bit AES Hard Drive Encryption. Tamper-proof USB key cannot be falsified or compromised by hackers. Web-based user support for retrieving lost password or key without IT help. Don´t get caught with your notebook exposed and in the wrong hands, use PCKey for peace of mind protection! Works with Windows XP. Windows 2000, 98/ME available for download soon. 1-year warranty and free technical support. Amazon.com The Kensington 64058 PCKey is a complete and simple solution for access control and data protection on notebook computers. The PCKey is perfect for businesses or individuals that want to protect data on their laptop from unauthorized access. This unit provides plug-in access and data protection without causing performance impact, with two-factor authentication and 128-bit AES encryption for the highest possible level of data security, and a tamper-proof USB key that cannot be falsified or compromised by hackers. This Kensington 64058 is convenient to use and features step-by-step installation that is easy for anyone, and web-based user support for retrieving a lost password or key without IT help. The Kensington 64058 comes with a key-size USB token, a key ring for your keychain, and a USB extension cable, and is backed by a manufacturer's one-year warranty.