Changes between Version 484 and Version 485 of doc/TorifyHOWTO


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Timestamp:
Aug 6, 2012, 11:21:37 PM (8 years ago)
Author:
proper
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  • doc/TorifyHOWTO

    v484 v485  
    8888Also other combinations are potentially dangerous.
    8989
    90 == Tor inside Tor ==
    91 When using a transparent proxy, it is possible to start a Tor session from the client as well as from the transparent proxy, creating a "tor over tor" scenario.  Doing so produces undefined and potentially unsafe behavior, see [https://trac.torproject.org/projects/tor/wiki/doc/MultiTor '"MultiTor" for more information'].
     90== Tor over Tor ==
     91When using a transparent proxy, it is possible to start a Tor session from the client as well as from the transparent proxy, creating a "tor over tor" scenario.  Doing so produces undefined and potentially unsafe behavior.
     92
     93In theory you can get 6 hops instant of 3. However, it is not guaranteed that you'll get 3 different hops. You could end up with same hops, maybe in reverse or mixed order.
     94
     95It is not clear if this is safe. It has never been discussed.
     96
     97https://www.torproject.org/docs/faq.html.en#ChooseEntryExit
     98'''You get the best security that Tor can provide when you leave the route selection to Tor; overriding the entry / exit nodes can mess up your anonymity in ways we don't understand.'''
     99
     100Therefore Tor over Tor usage is highly discouraged.
     101
     102https://trac.torproject.org/projects/tor/ticket/5611#comment:2
    92103
    93104== Software updaters ==