[tbb-bugs] #18361 [Tor Browser]: Issues with corporate censorship and mass surveillance

Tor Bug Tracker & Wiki blackhole at torproject.org
Wed Feb 24 15:11:03 UTC 2016

#18361: Issues with corporate censorship and mass surveillance
 Reporter:  ioerror                       |          Owner:  tbb-team
     Type:  enhancement                   |         Status:  new
 Priority:  High                          |      Milestone:
Component:  Tor Browser                   |        Version:
 Severity:  Critical                      |     Resolution:
 Keywords:  security, privacy, anonymity  |  Actual Points:
Parent ID:                                |         Points:
  Sponsor:                                |

Comment (by ioerror):

 Replying to [comment:128 jgrahamc]:
 > Replying to [comment:125 ioerror]:
 > > It would be nice, if you could show us data that compares carrier
 grade NAT for a similar quantity of users, and then to back up the data
 beyond "project honeynet" offered "threat scores" for us to understand it
 in detail.
 > I don't have that data because it's not something we monitor.

 You don't have other threat scores for other IP addresses? You could look
 at the country wide proxy list that Wikipedia keeps for X-Forwarded-For
 style proxies - for example. Though I'm surprised - you don't have *any*
 data on carrier grade NAT IP ranges?

 Here is a list of ip addresses of major proxies - such as say, all users
 of Opera Mini which is probably more users than Tor Browser hitting


 One can read about those proxies here:


 > I only have data on Tor because there's a public list of exit nodes and
 because I wrote code to pull information on Tor (see github above) because
 the Tor community was upset at CAPTCHAs. I also don't know how large the
 Tor user base is so even if I did have the data I couldn't make the

 We publish a great deal of data in a privacy preserving manner:

 Could you please make some comparisons of the abuse in question? Is
 CloudFlare really just using Project Honeynet data here?

Ticket URL: <https://trac.torproject.org/projects/tor/ticket/18361#comment:133>
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