Hey everyone!

Here are our meeting logs:

http://meetbot.debian.net/tor-meeting/2020/tor-meeting.2020-11-19-15.58.html

and the meeting pad:

Anti-censorship work meeting pad --------------------------------

Next meeting: Thursday November 19th 16:00 UTC

Weekly meetings, every Thursday at 16:00 UTC, in #tor-meeting at OFTC (channel is logged while meetings are in progress)

== Goal of this meeting ==

Weekly checkin about the status of anti-censorship work at Tor. Coordinate collaboration between people/teams on anti-censorship at Tor.

== Links to Useful documents ==

Our anti-censorship roadmap:

Roadmap: https://gitlab.torproject.org/groups/tpo/anti-censorship/-/boards

The anti-censorship team's wiki page:

https://gitlab.torproject.org/tpo/anti-censorship/team/-/wikis/home

Past meeting notes can be found at:

https://lists.torproject.org/pipermail/tor-project/

Tickets that need reviews: from sponsors we are working on:

All needs review tickets: https://gitlab.torproject.org/groups/tpo/anti-censorship/-/merge_requests?sc...

Sponsor 30

https://gitlab.torproject.org/groups/tpo/-/milestones/4

https://gitlab.torproject.org/groups/tpo/-/milestones/7

https://gitlab.torproject.org/groups/tpo/-/milestones/5

https://gitlab.torproject.org/groups/tpo/-/milestones/6

Sponsor 28

must-do tickets: https://gitlab.torproject.org/groups/tpo/-/milestones/10

possible tickets: https://gitlab.torproject.org/groups/tpo/-/issues?scope=all&utf8=%E2%9C%...

Anti-censorship related tickets that we want other teams to fix:

https://pad.riseup.net/p/tor-anti-censorship-tickets-keep <-- it will be moved into gitlab with TPO labels <-- do we still need this? The label is 'for anticensorship team'

Public bug-reporting pad:

https://pad.riseup.net/p/tor-anti-censorship-bugs-keep

== Announcements ==

== Discussion ==

== Actions ==

== Interesting links ==

"Detection of Tor traffic using deep learning"

https://146.227.160.144/bitstream/handle/2086/20415/AICCSA_2020_Final_Versio...

Appears to only deal with vanilla Tor traffic.

== Reading group ==

We will discuss "Poking a Hole in the Wall: Efficient Censorship-Resistant Internet Communications by Parasitizing on WebRTC" on Dec 3

https://dl.acm.org/doi/pdf/10.1145/3372297.3417874

Questions to ask and goals to have:

What aspects of the paper are questionable?

Are there immediate actions we can take based on this work?

Are there long-term actions we can take based on this work?

Is there future work that we want to call out, in hopes that others will pick it up?

== Updates ==

Name: This week: - What you worked on this week. Next week: - What you are planning to work on next week. Help with:

- Something you need help with.

phw: This week (2020-11-19):

Made rdsys pool bridgestrap requests to minimise overhead.

https://gitlab.torproject.org/tpo/anti-censorship/rdsys/-/issues/24

Added field to bridgestrap's response, informing requester when a bridge was last tested.

https://gitlab.torproject.org/tpo/anti-censorship/bridgestrap/-/issues/6

Finally merged bridgestrap improvement that uses SETCONF to test bridges.

https://gitlab.torproject.org/tpo/anti-censorship/bridgestrap/-/issues/3

Made rdsys display a bridge status page.

https://gitlab.torproject.org/tpo/anti-censorship/rdsys/-/issues/10

Filed various sysadmin tickets to get bridgestrap deployed.

https://gitlab.torproject.org/tpo/anti-censorship/bridgestrap/-/issues/5

Started investigating why we see more timeouts when we test more bridges.

https://gitlab.torproject.org/tpo/anti-censorship/bridgestrap/-/issues/7

Agreed to serve in TPC of NDSS DNS Privacy Workshop

Started working on rdsys's design and architecture documentation.

https://gitlab.torproject.org/tpo/anti-censorship/rdsys/-/issues/16

Merged an improvement to our Debian bridge setup guide.

https://gitlab.torproject.org/arma/community-tpo/-/merge_requests/3

Next week:

Reach out to a few folks to have emma run in different places.

Deploy bridgestrap and rdsys, and expose bridge status page.

Progress on Salmon.

Help with:

cecylia (cohosh): last updated 2020-11-19 Last week: - opened and created a MR for snowflake#40021 - more work on snowflake#40018 - merged and deployed snowflake-webext!9 - wrote up documentation of the NAT matching problem on the snowflake wiki: https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowf... - wrote snowflake!19 to close snowflake#40022 - Tor state of the onion - reviewed bridgestrap!2 This week: - Tor Browser patch for snowflake!19 - continue to monitor snowflake stats - write a PR to merge additional features from snowflake#40018 - follow up on progress towards a telegram bot for gettor - have broker inform proxies when to poll (snowflake#25598) - pick up snowflake multiplexing work again (snowflake#25723) - write probetest survival guide Needs help with: - review of snowflake!18 - review of snowflake!19 (i would really like to get this merged in tor browser quickly)

juggy : This week: - Got very basic "suggested readings" list up and running here : https://jugheadjones10.github.io/anti-censorship-reading/ Next week: - Keep studying BridgeDB to write architectural overview Help with: - Open issues here (https://github.com/jugheadjones10/anti-censorship-reading ) for papers/resources/readings that you think might be useful for newcomers

arlolra: 2020-10-29

Last week:

-

Next week:

- getting back up to speed

- follow ups to #33365

- start on #31201

Help with:

-

dcf: 2020-11-19

Last week:

- archived snowflake-webextension-0.5.2

Next week:

- review NAT type reclassification https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowf...

Help with:

Antonela: 2020-08-27

This week:

- Wrapping Babatunde's research on the use of circumvention tools during internet censorship in Africa. Wrapping Personas for s30 with it.

For september:

- We are planning interviews with users in China to run our bridges discovery issues script in real time. We discussed to include TBA + snowflake as a task for users to run over a week or two and report back.

https://gitlab.torproject.org/tpo/ux/research/-/issues/4

- I still have bridges.tpo to lektor issue open

- More work on UX/UI for TB 10.0/10.5

- Review Salmon related tickets (im late with it!)

agix:2020-11-19

Last week:

-Reviewed rdsys documentation

Next week:

-(Definitely!) Finish work on rdsys ticket (tpo/anti-censorship/rdsys!4)

-Gather ideas for Pluggable Transports/HTTPT/Issues/#4

Help with:

-

hanneloresx: 2020-10-22

Last week:

- Took break to focus on work

Next week:

- #32117: Look at CAPTCHA success rate for users from the US across different types of bridges

Help with:

-

thymbahutymba: 2020-04-02 Last week: - CI/CD pipeline for multiarch docker images, which has a problem with the apt tor version even though the apt repository have been changed into the Dockerfile. Next week: Help with:

HashikD: 2020-11-19

This week:

-

Next week:

- Research on how to implement a STUN check on Android.

Help with: -