How a Dorm Room Minecraft Scam Brought Down the Internet

The most dramatic cybersecurity story of 2016 came to a quiet conclusion Friday in an Anchorage courtroom, as three young American computer savants pleaded guilty to masterminding an unprecedented botnet—powered by unsecured internet-of-things devices like security cameras and wireless routers—that unleashed sweeping attacks on key internet services around the globe last fall. What drove them wasn’t anarchist politics or shadowy ties to a nation-state. It was Minecraft.

It was a hard story to miss last year: In France last September, the telecom provider OVH was hit by a distributed denial-of-service (DDoS) attack a hundred times larger than most of its kind. Then, on a Friday afternoon in October 2016, the internet slowed or stopped for nearly the entire eastern United States, as the tech company Dyn, a key part of the internet’s backbone, came under a crippling assault.

As the 2016 US presidential election drew near, fears began to mount that the so-called Mirai botnet might be the work of a nation-state practicing for an attack that would cripple the country as voters went to the polls. The truth, as made clear in that Alaskan courtroom Friday—and unsealed by the Justice Department on Wednesday—was even stranger: The brains behind Mirai were a 21-year-old Rutgers college student from suburban New Jersey and his two college-age friends from outside Pittsburgh and New Orleans. All three—Paras Jha, Josiah White, and Dalton Norman, respectively—admitted their role in creating and launching Mirai into the world.

Originally, prosecutors say, the defendants hadn’t intended to bring down the internet—they had been trying to gain an advantage in the computer game Minecraft..

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