Cái này chắc tiện cho bác nào hay lướt Web bằng PPC 
http://www.roboform.com/images/wince.gif
RoboForm for Pocket PC allows you to synchronize RoboForm Passcards, Identities and Safenotes between your desktop and Pocket PC or Windows CE-compatible device. You can view synchronized Passcards, Identities and Safenotes on Pocket PC. Full-featured password generator is included.
Homepage: http://www.roboform.com/