FBI refuses to reveal how Tor is circumvented in child porn case

Mar

31

2016

The FBI has asked a judge to withdraw a request with which the service is to reveal which way is used to identify a suspect in a child pornography case. The suspect used the Tor Browser, making his IP address was foreclosed.

Tor Browser Bundle fpa US judge found that the request to disclose the technique a “legitimate question” was and pointed it whatsoever far, as reported Motherboard. The defense of the accused would like to find out whether the FBI with the deployment of the hack technique, or network investigative technique, the authorization of the court has overstepped.

The FBI does not explain how the way to lift the anonymity of the Tor browser works. A part of the technique made ​​known to the service, but not the exploit itself which underlies them. It should go according to the ACLU researcher Christopher Soghoian a vulnerability in Firefox, because this is based the Tor browser. The FBI should therefore inform the vulnerability according to him Firefox maker Mozilla.

Such techniques are well known in the past. For example, the FBI used in 2012 the Metasploit framework. That the FBI made via a Flash applet ensure that the movement of suspects were made via the Internet, rather than through the Tor network.

The investigation into the child porn site ‘Playpen’ ran in 2015, the FBI temporary service with its own servers remained host to identify suspects. Motherboard then reported that the site had more than 215,000 users. Also, the investigation by the FBI more than 3,000 cases in several European countries.

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In: Technology & Gadgets Asked By: [15174 Red Star Level]

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