The Obama administration Thursday expelled 35 Russian diplomats and hit both Moscow’s civilian and military foreign intelligence agencies with newly authorized financial sanctions in a sweeping response…

U.S. government scientists are asking private sector and academic cryptographers for help in writing new encryption algorithms that are complex and powerful enough to withstand cracking attempts…

Andy Ozment, one of the leaders of the Department of Homeland Security’s cyber efforts will leave the department Jan. 7 — the first of a wave of…

The U.S. didn’t stall in its response to Russian cyberattacks during the election campaign, but rather took care not to politicize the issue and acted on the…

More than 9 in 10 cybersecurity researchers who find software vulnerabilities generally let the makers know and coordinate their disclosure, according to a new survey from a…

By picking retired Marine Gen. John Kelly as secretary of Homeland Security, President-elect Donald Trump has amplified concerns about DHS’s role in defending the nation in cyberspace…

Despite increasingly loud warnings from the National Institute of Standards and Technology, people are still using SMS messages for two-factor authentication in order to protect their accounts…

Retired Rear Adm. Robert Day, Jr., the man hired by BlackBerry last week to lead its federal certification and compliance efforts, knows all about the crisis in…

The Federal Communications Commission has put proposed new rules on hold to ensure the security of connected devices in the internet of things, according to an agency…

The $76 million in research grants is aimed at “human-centered” security for the Internet of Things and computer chips that prove their own trustworthiness, among other projects.