KAISERSLAUTERN, Germany – Operational security is integral to every aspect of military operations. The 7th Mission Support Command, U.S. Air Forces Europe, and U.S. Army Garrison Rheinland-Pfalz ...

A recent rollout of new operations security training for all Defense Department personnel has been met with confusion, with many individuals unsure if they need to take it and one module already ...

Defense Secretary Mark Esper has directed the Pentagon to change the wording in a new mandatory training course meant to prevent information leaks that refers to protesters and journalists as ...

Trump officials mistakenly shared attack plans with a reporter on an unsecured app, breaching rules. Pentagon and military leaders emphasize operational security training to protect troops. OPSEC is ...

OPSEC violations are only a few thumb taps away. And now, so is guidance about how to avoid them. In December, the Navy released an app designed as a one-stop shop for all things operational security.

A recent rollout of new operations security training for all Defense Department personnel has been met with confusion, with many individuals unsure if they need to take it and one module already ...

Is anyone in the White House paying attention to opsec training? In terms of operational security, how would you rate "adding an investigative journalist to a group chat of US security leaders ...