February theme: Aviation securityNorthrop Grumman’s Guardian

Published 29 February 2008

Northrop Grumman’s AAQ-24 Nemesis DIRCM antimissile system has been installed on 400 military aircraft representing 33 types of aircraft, both fixed and rotary wing; the company’s Guardian system, which is adapted from Nemesis, aims to protect commercial aviation against shoulder-fired missiles

It is difficult to think of another homeland security project in which the probability of the threat materializing relative to the cost of protecting against this threat are as starkly juxtaposed as the case of defending commercial aircraft against shoulder-fired missiles.

First, the cost. A recent DHS report to Congress stipulated that plane-mounted laser jamming systems