[tor-relays] Prepping bridges for censorship

Keifer Bly keifer.bly at gmail.com
Fri Jun 22 19:42:44 UTC 2018

Yes, but are all guard and bridge relays configured like this?

Maybe this should be a requirement for running a guard or bridge relay for this reason.

What does everyone think?

From: Matthew Glennon
Sent: Friday, June 22, 2018 5:18 AM
To: tor-relays at lists.torproject.org
Subject: Re: [tor-relays] Prepping bridges for censorship

This is the reasoning I go with for using 443/80.

On Fri, Jun 22, 2018 at 8:11 AM Martin Kepplinger <martink at posteo.de> wrote:
Am 21.06.2018 21:48 schrieb Keifer Bly:
> Hi,
> So I had a thought. It seems like a lot of the relays run off of
> various port numbers (of course). However if all of the relays and
> bridges are running off of various port numbers (ie 9001, 10000,
> etc.), couldn’t this stop censored users (who’s isp or local firewall
> only allows certain ports like 80 and 443) from being able to connect
> to the tor network even when using bridges due to the port that the
> bridge of guard relay being run on a port number that is blocked by
> the isp or local firewall?
> Just a thought.

Sure, just like for guard relays, for bridges it makes sense to 
ORPort to be 443 or 80, to be reachable from behind messy firewalls.


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Matthew Glennon
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