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Re: [tor-talk] What is preventing Bridge Enumeration?

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Subject: Re: [tor-talk] What is preventing Bridge Enumeration?
From: Geoff Down <geoffdown@xxxxxxxxxxxx>
Date: Wed, 15 Feb 2017 13:45:34 +0000
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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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Follow-Ups:
- Re: [tor-talk] What is preventing Bridge Enumeration?
  - From: Geoff Down

References:
- [tor-talk] What is preventing Bridge Enumeration?
  - From: BVpTuvb AVMV

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