Elaine Shannon, contributing editor at The Cipher Brief, is a former correspondent for Time and Newsweek. Her latest book is ...

A former U.S. ambassador to Ukraine on the roadmap -- and roadblocks -- for Trump 2.0, NATO and an end to the war.

It is a tale of two fronts: a horrific intelligence failure to the south, and in the north a stunning intelligence success.

President-elect Donald Trump must be smart in how he deals with the authoritarian leaders of the world in his second term.

For the first time, the Biden Administration has authorized Ukraine to use long-range ATACMS missiles to strike targets ...

The severing of Baltic undersea cables shows the growing threats to a critical piece of communications infrastructure.

Vladimir Putin launched his full-scale invasion, a special Cipher Brief report uses data to take stock of the war.

The damage to Hamas and Hezbollah have altered the landscape of the Middle East. Experts say that may bring danger - or a ...

Gen. Philip Breedlove on what the Trump Administration should - and shouldn't do - in pursuit of a quick end to the Ukraine ...

Annie Fixler is the director of the Center on Cyber and Technology Innovation at the Foundation for Defense of Democracies, ...

Russian has directed a spate of attacks against European NATO members. If the alliance does not deter further attacks, the U.S. may be next.

Donald Trump's nominee for defense secretary says "woke" culture has damaged recruitment efforts. That's not what the military's top recruiters say.