With European nationals fighting in ISIS, alarms are raised in Washington.
A timely new report might help us learn how to prevent terrorism, not just confront it.
Compared to state-building or war-fighting, carrying out an attack in the West is cheap.
Secretary Jeh Johnson's recent remarks emphasized the administration's attempts to strike a balance between security and civil liberties.
The main obstacle to the detonation of an improvised nuclear device is nuclear know-how.
For many, the era of modern terrorism began on 9/11, but it actually emerged 40 years ago.
The court is simply following what the USA Freedom Act says.
Almost 14 years after 9/11, we are still struggling to ensure security for our airliners.
There appears to be a major shift in surveillance and counterterror policies on the horizon.
There is virtually no privacy left in America.