Secure Tracking for Critical Applications Aug 1, 2006

From the safety of workers to the protection of assets and the transportation of hazardous materials, GPS tracking has become an increasingly important safeguard against security threats. But users must be aware of the technology's vulnerabilities and of the tools needed to ensure protection.

Integrity Hits the Road Low Cost, High Trust for Mobile Units Jul 1, 2005 By: Philipp A. Boysen, Hugo Zunker

Low-cost sensors and a Horizontal Trust Level (HTL) enable mobile-terminal applications requiring continuous quality of service in positioning and integrity.

Trust Your Receiver? Enhancing Location Security Oct 1, 2004 By: Chris Wullems, Oscar Pozzobon, Kurt Kubik

A tamper-resistant receiver can quantify the trust of a location solution and provide cryptographic proof to a remote application.