[tor-relays] Exitmap module to count CloudFlare CAPTCHAs

grarpamp grarpamp at gmail.com
Sun Mar 20 21:51:25 UTC 2016


On 3/20/16, Tim Wilson-Brown - teor <teor2345 at gmail.com> wrote:
>> On 21 Mar 2016, at 04:00, Philipp Winter <phw at nymity.ch> wrote:
>>
>> Next, I ran the module for cloudflare.com, which does not seem to
>> whitelist Tor.  638 (75%) exit relays saw a CAPTCHA and 211 (25%)
>> didn't.

This roughly match my own deprecated tools, globally.

> Do we know if CloudFlare's blocking depend on the remote website, or the
> website's CloudFlare settings?
> Or does CloudFlare treat each Exit Relay the same regardless of which
> website it's accessing?
> Can the ExitMap module also record how many sites show CloudFlare's
> "JavaScript Challenge" [1] ?
> And their "Totally Block Tor" [1] option? (only available to enterprise
> (paying?) customers)

All these questions could be added to the module.

> I don't know of a CloudFlare website that blocks Tor entirely.

Probably not possible thankfully because some exit IP's
aren't readily passively / immediately identifiable as such.
Censorship as policy is not winning proposition.


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