Objectives from the hacking groups include espionage, information operations or destructive activities, researchers say.

Stepped up coordination among Iranian cyber actors may improve their ability to hit U.S. critical infrastructure, Microsoft researchers say.

The incident comes as Iranian-backed Houthi fighters step up attacks on commercial shipping vessels in the Red Sea.

Kremlin propagandists tricked a half dozen celebrities into recording videos urging Ukraine's president to seek treatment for substance abuse.

A sophisticated campaign that has targeted Israel for at least 8 years shows evidence of improving its capabilities.

Amid a flurry of exaggerated claims of cyber attacks, experts caution that attacks on digital systems may intensify as the conflict drags on.

The administrators of a news site linked to Hamas have struggled to keep it online amid fighting with Israel.

Predatory Sparrow, which has been linked to an attack on an Iranian steel facility last year, reemerged after a long hiatus Monday.

The research highlights a potent hacking group that might not be the most advanced, but doing enough to get the job done.

Facebook said it took steps to halt hackers associated with Hamas, as well as Palestine's Preventive Security Service.