A U.S. official says one of Anthropic’s artificial intelligence models identified vulnerabilities in highly sensitive and secure U.S. government computer systems during a testing exercise.

The Army general tapped to lead the NSA is promising to follow the law and the Constitution when it comes to using the NSA's powerful surveillance tools.

The Marine Corps general tapped to lead U.S. military operations in Latin America says he's ready to oversee an expanded presence but isn't sure what the Trump administration has planned.