Re: [tor-dev] Proposal 190: Password-based Bridge Client Authorization

[Nick Mathewson <nickm@xxxxxxxxxxxx>]

On Tue, Jan 17, 2012 at 1:28 PM, Robert Ransom <rransom.8774@xxxxxxxxx> wrote:

> With that hack on top of the v3 protocol, any client able to detect
> that a bridge is not being MITMed can impersonate the bridge through
> the TLS handshake, until after the (honest, victim) client speaks the
> Tor protocol at the fake bridge.

Seems mostly harmless; the only point of a shared secret there is to
keep scanning from working.  Anybody who tries the above attack
already know that the bridge is there; all they learn is that the
client knew too, which they probably could have figured out as an
eavesdropper.

-- 
Nick
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