Earlier this year we brought you an in-depth exposé of how, for 12 days in February and March, the Federal Bureau of Investigation (FBI) ran the world’s largest child porn site, Playpen. According to newly unsealed documents, Playpen wasn’t the only site containing child pornography on FBI servers. The piece above can handle the in-depth explaining (if you’re interested), but it went down like this: the FBI seized the site, ran it on government servers for 13 days and attempted to ensnare pedophiles through malware. The malware, known in law enforcement as a “network investigative technique” (NIT), tried to infiltrate…

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