Notes from the Editor

The May 2023 Issue of Homeland Security Affairs features a policy essay that warns of conflicts between Emergency Management and Homeland Defense missions in the event of a major war and a research article that assesses how DHS has incorporated climate change into its mission portfolio. Read more.

Homeland Security Affairs

Homeland Security Affairs

Measuring Prevention

How do we know if prevention is working? Not only is the measurement of prevention activities possible, the methodologies of “how” to measure already exist in numerous processes. Additionally, the definitions of “what” to measure have been both experienced and discussed.

By Glen Woodbury

Transforming Border Security: Prevention First

The events of September 11, 2001 caused the nation’s leaders to accelerate existing border programs aimed at prevention. Traditionally, the “prevention” of border violations has involved interdiction (physically impeding any incursion while it is occurring), preemption (through routine screening to intercept illegal shipments, weapons, people, or other illicit cargo), and deterrence (where an action taken means a potential violator does not plan or even attempt an illegal entry).

By Robert Bach

What is Preventing Homeland Security?

Almost four years have gone by since the United States formally joined the global war on terrorism. Yet something stops us from giving as much attention to preventing terrorism as we give to preparing to respond to the next attack. One reason is a homeland security system that is designed for response rather than prevention.

By Christopher Bellavita

Building a Contingency Menu: Using Capabilities-Based Planning for Homeland Defense and Homeland Security

Terrorist threat actors are both cunning and adaptive, relying on surprise to overcome security measures. For this reason, military and security planners must embrace a more flexible, comprehensive, and comprehensible approach to contingency planning – a method based on neither threats nor scenarios exclusively, but rather on integrating these two approaches into a planning process based on capabilities.

By Thomas Goss

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