As the United States commemorates the terrorist attacks that killed nearly 3,000 people, injured 10,000 more and changed the course of life for many on September 11, 2001, those in the industry reflect on the changes that have happened in the security profession since.

Twenty-five years ago, a truck bomb detonated in front of a federal building, killing at least 168 people and injuring more than 680 people. How did enterprise security change after the event?

National capabilities for terrorism prevention — options other than traditional law-enforcement action to respond to the risk of individual radicalization to violence — are relatively limited, with most relying on local or non-government efforts and only a subset receiving federal support, according to a report from the Homeland Security Operational Analysis Center (HSOAC).

Religious extremism has started to spread into inland provincial areas from the Xinjiang Uygur autonomous region, according to China’s top religious affairs official, who urged the China Islamic Association to step up services for Muslim migrants and lead the fight against extremist thoughts.

After three terrorist attacks occurred in close succession Friday, France has raised its security alert to the maximum level, and French President Francois Hollande has vowed to work with the Tunisian President to coordinate the countries' efforts to combat terrorism. 

Three U.S. naturalized citizens of Somali descent undertook suicide bombings in Somali on behalf of the Somali terror group al Shabaab. The concern is that U.S.-based individuals would fight in Syria, return to the United States, and participate in a terror attack on U.S. soil.