The U.S. Cybersecurity and Infrastructure Security Agency said Russian government-backed hackers have used their access to Microsoft’s email system to...
Articles by Raphael Satter
A freshly formed hacking gang claims to have won access to a massive stash of data stolen from UnitedHealth Group,...
German software developer Andres Freund was running some detailed performance tests last month when he noticed odd behavior in a...
An American aviation executive has had British judgments worth more than $4 million against him thrown out after a judge...
U.S. and British officials on Monday filed charges, imposed sanctions, and accused Beijing of a sweeping cyberespionage campaign that allegedly...
The U.S. government is warning state governors that foreign hackers are carrying out disruptive cyberattacks against water and sewage systems...
Microsoft said on Friday that hackers linked to Russia’s foreign intelligence were trying again to break into its systems, using...
A post on a hacker forum popular with cybercriminals has claimed UnitedHealth Group paid $22 million in a bid to...
In a message posted to, and then quickly deleted from their darknet site, the hackers blamed for striking the UnitedHealth...
Hackers working for the ‘Blackcat’ ransomware gang are behind the outage at UnitedHealth’s technology unit that has snarled prescription deliveries...