wkrp

Kathrin Elmenhorst et al., in cooperation with OONI, wrote a paper and a blog post about using ooni-probe to measure HTTP/3 censorship: * [Web censorship measurements of HTTP/3 over QUIC](https://censorbib.nymity.ch/#Elmenhorst2021a)...

> But I don't know if such measurements are still being run regularly, or how to access them. I've sent an email to the authors to ask. I got a...

@kelmenhorst has a thread with some interesting observations from OONI HTTP/3 measurements in Russia. https://github.com/kelmenhorst/quic-censorship/issues/4 On the ISP Yota (AS 31213), there appears to be a two-layer filter. One layer...

Tor Browser 10.5 was just released. Here is the announcement: https://blog.torproject.org/new-release-tor-browser-105 Here's @cohosh's informative description of Snowflake in the new release, with tips on how to run a Snowflake proxy,...

The Tor Project community team has posted a guide, in Russian, that explains how to get a private obfs4 bridge. > ### [Tor blocked in Russia: how to circumvent censorship](https://forum.torproject.net/t/tor-blocked-in-russia-how-to-circumvent-censorship/982)...

On 2021-12-07, www.torproject.org and its IPv4 and IPv6 addresses were added to the [Unified Register of blocked sites](https://eais.rkn.gov.ru/en/) in Russia, meaning that ISPs have an obligation to block access to...

It looks like the obfs4 bridges that are available through [Moat](https://tb-manual.torproject.org/bridges/#using-moat), the convenient in-browser bridge discovery interface in Tor Browser, have already been enumerated and blocked. The Tor Project has...

There has been progress in understanding how Snowflake connections are being detected. In short, it looks like fingerprinting a feature in DTLS Server Hello messages. The discussion may interest you...

The block of Tor relays and default bridges, meek, and Snowflake [stopped](https://ntc.party/t/ooni-reports-of-tor-blocking-in-certain-isps-since-2021-12-01/1477/42) for a while on 2021-12-08, but [resumed](https://ntc.party/t/ooni-reports-of-tor-blocking-in-certain-isps-since-2021-12-01/1477/43) on 2021-12-09, affecting more ISPs. It appears that [newly established bridges...

OONI reports [anomalies with Psiphon](https://explorer.ooni.org/search?since=2021-11-09&until=2021-12-10&failure=false&probe_cc=RU&test_name=psiphon) in Russia, as do [human testers](https://ntc.party/t/ooni-reports-of-tor-blocking-in-certain-isps-since-2021-12-01/1477/47). @ValdikSS has posted [pcaps of failed Psiphon connections](https://ntc.party/t/ooni-reports-of-tor-blocking-in-certain-isps-since-2021-12-01/1477/57) and says that "automatic region selection" connects successfully. I don't see...