How AI sleeper agents could undermine military systems by hiding deceptive behaviors that activate under specific conditions.

Add Yahoo as a preferred source to see more of our stories on Google. ABC News contributors Robert Boyce and Javed Ali break down how intelligence agencies work to stop sleeper cell threats.

The death of Iran’s Supreme Leader Ali Khamenei on February 28 has reportedly triggered a series of covert communications that have raised concerns among intelligence agencies across the world.

Recent reporting indicates federal authorities have circulated a warning to law enforcement about an intercepted message believed to originate from Iran, possibly intended for operatives outside the ...

Concerns about potential Iran-linked sleeper cells are rising as the Department of Homeland Security remains unfunded and Tehran and its proxies threaten retaliation over U.S.-Israeli strikes that ...

U.S. intelligence officials are warning law enforcement agencies to stay alert after intercepting encrypted communications believed to be linked to Iran and possibly connected to covert operatives ...

It’s not a war of aggression in the Middle East without the American media pushing out nonstop “sleeper cell” stories built on vague paranoia, supposed “chatter,” deliberate conflation of Sunni with ...