Kevin Mallory has been sentenced to 20 years in prison after being convicted of selling American military secrets to China.

Fishermen off Norway's coast encountered a beluga whale wearing a harness with camera mounts, and experts believe it was likely trained by the Russian military.

A former Defense Intelligence Agency officer convicted of spying for China was overheard venting his animosity for President Donald Trump.

Chinese hackers have been targeting U.S. universities to steal research about military equipment, security experts said.

A former U.S. Air Force intelligence specialist accused of espionage for Iran, Monica Witt, was allegedly radicalized in part during a stint at a George Washington University, which has taken […]

A Chinese national caught taking pictures at Key West Naval Air Station has received his prison sentence.

Andrew McCarthy argues in a new Op-Ed that the FBI under James Comey deceived President Trump about the true target of the Russia investigation.

'Russian investigative agencies on Thursday formally charged Paul Whelan, a former Marine, with spying.'

'The ACLU continues to play a central role in the courts and Congress in … defending the ability of whistleblowers to reveal information about government wrongdoing.'

Maria Butina pleaded guilty to conspiring with a Russian government official against the U.S. by attempting to infiltrate conservative political groups.