The department said that it was working with the U.S. Cybersecurity and Infrastructure Security Agency and the FBI to assess ...

Democrats on the Senate Intelligence Committee warned White House Chief of Staff Susie Wiles in a letter Wednesday that Elon ...

A reliable terrestrial complement and backup to GPS is one critical solution to help meet the national security, economic and ...

The rollback of diversity, equity and inclusion initiatives weakens intelligence operations, erodes workforce morale and ...

The move came a day after Trump said he had revoked the security clearance for his predecessor Joe Biden, stopping his access ...

President Donald Trump’s national security adviser Mike Waltz told NBC News’ “Meet the Press” on Sunday he doesn’t think the ...

A judge ruled Saturday that the activities of Elon Musk’s government cost-cutting effort risk “the disclosure of sensitive ...

Democrats on the U.S. House oversight committee on Thursday called for an investigation of potential national security ...

President Donald Trump has revoked security clearances for Antony Blinken, the former secretary of state, and Jake Sullivan, ...

Former New Jersey Gov. Chris Christie (R) said Sunday that President Trump’s purge of the FBI is “incredibly dangerous” to ...

Newly installed DOJ officials on Wednesday tried to ease concerns within the National Security Division after two of their top prosecutors were removed, sources said.

Many are sounding the alarms over Elon Musk's recent access to the U.S. Department of Treaury's payment system, which is ...