Hey everyone!

Here are our meeting logs: http://meetbot.debian.net/tor-meeting/2022/tor-meeting.2022-12-08-15.58.html http://meetbot.debian.net/tor-meeting/2022/tor-meeting.2022-03-31-15.59.html

And our meeting pad:

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

Next meeting: Thursday, Dec 15 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 check-in about the status of anti-censorship work at Tor. Coordinate collaboration between people/teams on anti-censorship at the Tor Project and Tor community.

== 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 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%...         * Sponsor 96             * https://gitlab.torproject.org/groups/tpo/-/milestones/24

== Announcements ==

* Cece is the new Outreachy intern working on Rdsys (adding a new social media platform) until March 5th! Please welcome her to the team!     * No meetings December 29 neither January 5. We'll be AFK Dec 22 - Jan 7     * Tor Browser 12.0 has the snowflake-02 bridge         * https://blog.torproject.org/new-release-tor-browser-120/         * https://metrics.torproject.org/rs.html#details/91DA221A149007D0FD9E5515F5786...

== Discussion ==

* snowflake-02 is live in TB 12         * not in Orbot yet         * plan to see how things go in Tor Browser, bring it up with Orbot in sponsor 96 meeting in January 2023     * make obfs4 distinguishability reports public?         * https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/obfs4...         * https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/obfs4...         * https://gitlab.torproject.org/tpo/anti-censorship/team/-/issues/91         * we were waiting for a threshold of 50% of bridges to upgrade         * some emails to gmail.com in the last batch of notifications bounced (https://lists.torproject.org/pipermail/tor-project/2022-December/003519.html)         * we'll send one more batch of notifications, then plan to make public after the break on 2023-01-09     * does ajax.aspnetcdn.com still work in turkmenistan??         * it might be working, and we only use it for meek         * snowflake uses cdn.sstatic.net         * curl and dig tests are not showing injection for ajax.aspnetcdn.com nor cdn.sstatic.net from outside (https://github.com/net4people/bbs/issues/80#issuecomment-906533865)     * rwails and NRL working on a new pluggable transport         * any compatibility issues between C-tor and Arti? probably not.         * how to run a PT in arti: https://gitlab.torproject.org/tpo/core/arti/-/issues/333

== Actions ==

== Interesting links ==

* https://ntc.party/t/ajax-aspnetcdn-com/3571         * Reported block of ajax.aspnetcdn.com in Russia, by TSPU, since mid-November?         * https://explorer.ooni.org/chart/mat?probe_cc=RU&test_name=web_connectivi...

== Reading group ==

* We will discuss "" on         *         * 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.

cecylia (cohosh): last updated 2022-11-24     Last week:         - wrote a fix to make go fmt CI more verbose (snowflake!122)     This week:         - continue work on conjure client         - more work on reputation-based bridge dist         - fixup snowflake!108     Needs help with:

dcf: 2022-12-08     Last week:         - disabled non-WireGuard SSH access to snowflake-02 https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowf...         - merged some snowflake-server performance improvements, thanks itchyonion             - https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowf...             - https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowf...         - asked to have snowflake-01's other IP addresses excepted in DDoS mitigation scripts https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowf...     Next week:         - performance tuning on snowflake-02 bridge         - make obfs4 distinguishability reports public             - https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/obfs4...             - https://gitlab.torproject.org/tpo/anti-censorship/team/-/issues/91         - document recent performance optimizations in Snowflake bridge installation guide         - have snowflake-02's outgoing IP address added to DDoS mitigation scripts         - make the number of KCP state machines a command-line option https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowf...         - migrate goptlib to gitlab https://gitlab.torproject.org/tpo/anti-censorship/team/-/issues/86#note_2823...         - try Conjure PT development version https://forum.torproject.net/t/tor-dev-introducing-a-conjure-pt-for-tor/4429     Help with:

meskio: 2022-12-08    Last week:        - update gettor/onionsproutsbot for the Tor Browser release        - investigate why systemd freezes onionsproutsbot (onionsproutsbot#47)        - some bridges appear offline in metrics.tpo (team#112)        - support onbasca attempts to test bridge speed (onbasca#130)        - onboard our outreachy intern        - review merge request to use a different network on docker bridge images (docker-obfs4-proxy!10)    Next week:        - add localization support to rdsys

Shelikhoo: 2022-12-08    Last Week:         - [Merge Request Awaiting] Add SOCKS5 forward proxy support to snowflake (snowflake!64)         - [Discussion & Deployment] Rollout of Distributed Snowflake Support         - [Coding & Deployment] Proposal: Centralized Probe Result Collector (anti-censorship/team#54)         - [Research] HTTPT Planning https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/httpt...         - [Merge Request Done] Get Webtunnel to build together with tor browser         - [Merge Request Done] fix "utls RoundTripper does not work when it is supposed to use HTTP/1"    Next Week:         - [Research] WebTunnel planning (Continue)         - [Coding] More Reliable Raw Log Upload For log collector

Itchy Onion: 2022-11-24     Last week:         - continue working on snowflake in RACE; it passes one of the integration tests, but fails the second one with heavier load       - worked on "Abbreviate `ice` list in bridge lines" (interruptted by RACE test results)     This week:       - continue working on snowflake in RACE; trying to cut down the number of times snowflake peers establish connection bc it's expensive (right now multiple connections are needed for messages between the same hosts)       - review some MRs