A researcher tells CyberScoop that up to 80% of enterprises could be vulnerable to the zero-day Microsoft patched in its June update.

Federal prosecutors accuse Cameron Wagenius of searching how to defect to Russia before he tried to sell stolen data to a foreign intelligence service.

Mandiant says the primary motive for the operation appears to be helping the Iranian government identify Iranians who may cooperate with Israel.

Elite state-backed hackers are embracing the use of ransomware to obfuscate their operations. 

The ongoing operation claims international organizations and the defense industry as its victims, per authorities.

Officials in Washington and London say hackers backed by the Chinese state sought to silence dissidents and surveil politicians. 

A long-running espionage campaign shows signs of iteration and development amid Gaza fighting, researchers say.

Tehran's latest hacking activity involves easy-to-detect techniques to gain access and then pivoting to stealthier methods.

The work has been carried out by a newly identified group dubbed "MustachedBouncer," according to researchers with ESET.

The unattributed activity employs a sophisticated approach to steal data and monitor targets, researchers say.