From GizMag

By Ben Coxworth

March 27, 2013

Things might be getting a little more difficult for the James Bonds and Jason Bournes of the world. A new system developed by Prof. Uwe Hartmann at Germany’s Saarland University utilizes the Earth’s magnetic fields to instantly determine when and where a security fence has been breached.

The technology is known as the Vibromag Cable, and incorporates a long cable containing regularly-spaced magnetometer probes. That cable is permanently or temporarily added to an existing metal fence, or it can be buried in the ground underneath one. . . . Read Complete Report