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5.3

US indicts Chinese nationals for Hafnium attacks; $10M reward for Zhang Yu

The US has charged Zhang Yu and Xu Zewei for alleged involvement in the Hafnium cyberattacks exploiting Microsoft Exchange vulnerabilities. Xu was extradited from Italy in April 2026, while Zhang remains at large with a $10M reward. This marks a notable escalation in US efforts to hold state-linked hackers accountable, potentially straining US-China relations.

SecurityWeekabout 10 hours agoUS, CN, ITengCredibility 26%View source

Score Breakdown

Mosaic Score5.3
Model confidence0.5
Significance0.5
Source credibility0.3

Intelligence Tags

#cybercrime#hafnium#microsoft-exchange#extradition#indictment

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