[tor-talk] MITM attack: How to see Tor Messenger's exit node?

Sukhbir Singh azadi at riseup.net
Thu May 5 13:31:52 UTC 2016

* Nurmi, Juha:

> Hi,
> Yesterday, when I was using Tor Messenger, I detected that Off-the-Record
> Messaging fingerprints are not matching!
> There seems to be a man-in-the-middle attack. The attacker probably is an
> exit node.
> I was comparing public key fingerprints through a secure outside channel.
> Is there a way to see the exit node that Tor messenger is currently using?
> I need this info to test the exit node and report it to Tor Project if it
> seems to perform this man-in-the-middle attack.

Not from the interface, but we do plan to support it:


Also, we opened #18973 to track the issue of this possible authentication bug.
Let's carry the discussion there:



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