Force protection condition

In United States military security parlance, the force protection condition (FPCON for short) is a counter-terrorist (otherwise known as antiterrorism (AT for short)):1 threat system employed by the United States Department of Defense. It describes the number of measures needed to be taken by security agencies in response to various levels of terrorist threats against military facilities, as opposed to DEFCON, which assesses the number of military forces needed to be deployed in a situation with a certain likelihood of an attack against the civilian population.:9:E2.16 The decision on what level of FPCON to implement is affected by the current threat of terrorism towards military facilities and personnel, the number of security forces available, and current relationships between the United States and the world, which may affect the chances of an attack.

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