Researcher Uses Malware to Conduct Global Internet Census

It was almost certainly illegal, but an anonymous researcher has mapped every router in the Internet.

While an Internet researcher was messing around to see how many routers he could access using the most predictable passwords, he realized the answer was a lot. The number was so big that he realized that if he didn’t just locate the unprotected routers, but botted them and used them to scan for still more routers, he could ping nearly every IPv4 (Internet protocol version 4) address in the world within an hour.

So he did.

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