Facebook temporarily blocked access from TOR, but not Intentionally
Jun 20, 2013
    Tor  has become a tool of free expression in parts of the world where citizens can not speak freely against their government. On Tuesday, a number of users have noticed that Facebook is blocking  connections from the Tor network.     Tor is a free tool that keeps Web browsing sessions private and anonymous . For activists  and political dissidents who use the Internet to communicate with the outside world in countries where doing so is a crime , being unable to login to Facebook using TOR posed a huge problem.     Later, Facebook resolves the Tor issues and said that A high volume of malicious activity across Tor exit nodes triggered Facebook's automated malware detection  system, which temporarily blocked visitors who use the Tor anonymity service to access the social network .     The role that Tor and Facebook played in facilitating the dissemination of information under restrictive regimes cannot be underestimated. Security researchers are also frequent users of Tor, f...