Security for Insecure Times Geoencryption with Loran Nov 1, 2007 By: Di Qiu, Sherman Lo, Per Enge

Modernized Loran, hard to spoof and hard to jam, shows strong potential for securing sensitive data.

A software-only upgrade to the Defense Advanced GPS Receiver handheld creates real-time position, waypoint, and message exchange and display capability using fielded, secure, tactical radios for situational awareness, friend-or-foe identification, and search and rescue.

When peering into the future, a critical question is often whether civilian or military glasses perch upon the nose. Perspectives differ greatly regarding the genesis and intent of most major GNSSs as related to the military rather than the civilian world.