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WannaCry-thwarting hacker reportedly in US custody

Marcus Hutchins, who helped stop the ransomware attack in May, is in US custody after leaving the Defcon security conference, ZDNet reports.

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Stephen Shankland
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Stephen Shankland principal writer
Stephen Shankland has been a reporter at CNET since 1998 and writes about processors, digital photography, AI, quantum computing, computer science, materials science, supercomputers, drones, browsers, 3D printing, USB, and new computing technology in general. He has a soft spot in his heart for standards groups and I/O interfaces. His first big scoop was about radioactive cat poop.
Expertise processors, semiconductors, web browsers, quantum computing, supercomputers, AI, 3D printing, drones, computer science, physics, programming, materials science, USB, UWB, Android, digital photography, science Credentials I've been covering the technology industry for 24 years and was a science writer for five years before that. I've got deep expertise in microprocessors, digital photography, computer hardware and software, internet standards, web technology, and other dee
French researchers released WanaKiwi to try to help WannaCry victims.

French researchers released WanaKiwi to try to help WannaCry victims.

Comae Technologies

Marcus Hutchins, a hacker who helped stop the WannaCry ransomware in May, is in US custody after being arrested in Las Vegas.

The UK security researcher, was detained after leaving the Defcon security conference, ZDNet reported on Thursday, citing multiple friends. It's not clear why he was arrested. 

The FBI didn't immediately respond to a request for comment.

The malicious WannaCray software spread to more than 200,000 computers in 150 countries, locking up machines' data unless victims agreed to pay attackers. Hutchins, aka @malwaretechblog, helped thwart the attack by finding a kill switch in the software.