The security system, called Perimeter Intrusion Detection System (PIDS), is manufactured by the Massachusetts-based Raytheon company.

CNN: STORY HIGHLIGHTS

Raytheon Company has become the darling of defense investors, trading at a sizable premium to its peers in the military space.

FORBES: Enigmatic Raytheon Thrives As Defense Rivals Falter

In 2010, the coalition sacked Raytheon, the US company hired by Labour to deliver e-borders, over its "extremely disappointing" performance.

BBC: Crowd of shoppers

Boeing, the largest U.S. aerospace company by market cap, competes with companies like Lockheed Martin, Northrup Grumman, Raytheon and General Dynamics.

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