Department of Homeland Security headquarters, several of its agencies and the Department of Health and Human Services have ...

Victims of the recent global hacking campaign include the National Institutes of Health and the National Nuclear Security ...

Chinese-linked hackers breached several U.S. government agencies, including the Department of Homeland Security and the Department of Health and Human Services, by exploiting a vulnerability in ...

Arizona officials have “moderate confidence” that the Iranian government or affiliates breached the state’s candidate web ...

A significant cybersecurity breach has hit federal agencies, universities, and businesses around the world after attackers ...

Microsoft said the company has been "coordinating closely with CISA, DOD Cyber Defense Command, and key cybersecurity partners around the world throughout our response." ...

A server vulnerability left unpatched by Microsoft has now escalated from espionage to ransomware, hitting hundreds of victims worldwide.

A significant flaw in a widely used Microsoft product allowed multiple Chinese-linked hacking groups to breach dozens of ...

Unknown attackers exploited a “significant vulnerability” in Microsoft’s SharePoint collaboration software, hitting targets ...

Microsoft warns that hackers targeting SharePoint servers are now using ransomware. The group dubbed Storm-2603 has already ...

A cyberattack suspected to be by Iranian hackers swapped candidate photos with that of Ayatollah Khomeini on the secretary of ...