[tor-talk] What is preventing Bridge Enumeration?
geoffdown at fastmail.net
Wed Feb 15 13:45:34 UTC 2017
On Wed, Feb 15, 2017, at 01:32 PM, BVpTuvb AVMV wrote:
> What is preventing an attacker to start up a few mid-nodes and
> enumerating all IPs and substracting those from the list of publicly
> known entry-nodes to get a list of (all) unlisted bridges?
> Seems a lot cheaper than dpi and except for a few false positives due to
> bots pinging it should be quite accurate is this an inherent and known
> flaw to the bridge infrastructure that we have to live with or am i
> missing some keypoint?
Bridges are indistinguishable from clients, of which there are millions.
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