Despite people generally considering the Tor network as an essential tool for anonymous browsing, german law enforcement agencies have managed to de-anonymize Tor users after putting surveillance on Tor servers for months.
German news outlet NDR reports that law enforcement agencies got hold of data while performing server surveillance which was processed in such a way that it completely cancelled Tor anonymity. The reporters saw documents that showed four successful measures in just one investigation.
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Source: Malwarebytes Labs
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