Glimmerglass

Eavesdropping on the Whole World

How do U.S. intelligence agencies eavesdrop on the whole world? The ideal place to tap trans-border telecommunications is undersea cables that carry an estimated 90 percent of international voice traffic.

Glimmerglass Taps Undersea Cables for Spy Agencies

Glimmerglass, a northern California company that sells optical fibre technology, offers government agencies a software product called "CyberSweep" to intercept signals on undersea cables.