How Tor works

Just how secure is Tor, one of the most widely used internet privacy tools? Court documents released from the Silk Road 2.0 trial suggest that a “university-based research institute” provided information that broke Tor’s privacy protections, helping identify the operator of the illicit online marketplace.

https://www.benthamsgaze.org/2015/12/10/how-tors-privacy-was-momentarily-broken-and-the-questions-it-raises/