FORT BUCHANAN, Puerto Rico– Soldiers and Army civilians from units and tenant organizations across the installation completed ...

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 ...

KAISERSLAUTERN, Germany – A team of operations security experts from U.S. Air Forces Europe-Africa and U.S. Army Garrison Rheinland-Pfalz came together in early January at Sembach Kaserne to deliver ...

Add Yahoo as a preferred source to see more of our stories on Google. Trump officials mistakenly shared attack plans with a reporter on an unsecured app, breaching rules. Pentagon and military leaders ...

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.

With adversary threats growing daily, operations security, or OPSEC, is more important than ever. OPSEC experts are heralding the call for advanced protection, both inside and out of the office, for ...

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.

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 ...

What is wrong with this photo’s caption? U.S. Army Soldiers move to the UH-60 Black Hawk after searching the area for items of interest during an aerial response force mission, Iraq, March 31.