Internet-Connected Devices Used in Massive Attack on Websites

Major websites were inaccessible to people across wide swaths of the United States after a company that manages crucial parts of the internet’s infrastructure said it was under attack. And in a troubling development, the attack appears to have relied on hundreds of thousands of internet-connected devices like cameras, baby monitors and home routers that have been infected — without their owners’ knowledge — with software that allows hackers to command them to flood a target with overwhelming traffic.