2022-02-28

Bridges

BridgeDB moves to an rdsys backend.


announcement


issue

2022-02-18

snowflake

Outage of the Snowflake bridge.


mailing list post

2022-02-01

Tor 0.3.5 reaches end of life.


mailing list post

2022-01-31

snowflake

Switched the snowflake bridge from a load-balanced staging server back to the now load-balanced production server. Debugged connection problems until 2022-01-31 19:52:04.


issue


comment


comment

2022-01-28

snowflake

Switched the snowflake-server (at the time running on a load-balanced staging server) for a version with CPU profiling.


comment

2022-01-25

snowflake

Switched the snowflake bridge to a temporary load-balanced staging server. Debugged connection problems until 2022-01-25 18:47:00.


issue


comment


post


comment

2022-01-07

snowflake

Increased capacity of the mapping to client IP addresses on the snowflake bridge.


issue


deployment comment

2021-12-29

snowflake

Outage of the snowflake bridge.


comment


alert

2021-12-22

snowflake

Rebooted the Snowflake bridge to increase the number of CPUs from 4 to 8.


issue

2021-12-14

snowflake

Release of Tor Browser 11.5a1, with an altered DTLS fingerprint in Snowflake to counteract blocking in Russia.


blog post


issue


NTC post

2021-12-08

obfs4

Release of Tor Browser 11.0.2, containing a new default obfs4 bridge “deusexmachina”.


blog post


issue

2021-11-17 to
2022-02-02

obfs4

Run a Tor Bridge campaign, offers rewards for running obfs4 bridges.


blog post about start


blog post about end

2021-11-08

Removal of roughly 600 “KAX17” non-exit relays.


mailing list post


relay graph


article

2021-11-08

onion

Release of Tor Browser 11.0. Final deprecation of v2 onion services.


blog post


deprecation timeline


graph

2021-09-22 to
2021-10-07

Experiment to investigate the accuracy of relays’ advertised bandwidth.


status.torproject.org


mailing list post


advertised bandwidth graph

2021-08-27 to
2021-09-08

Experiment to investigate the accuracy of relays’ advertised bandwidth.


status.torproject.org


mailing list post


advertised bandwidth graph

2021-08-12

ipv4

ipv6

geoip and geoip6 databases updated to “IPFire Project Thu, 12 Aug 2021 05:51:15 GMT” (geoip-db-digest B3A9770171D3060502B7F13C0618BE109B92DF6C, geoip6-db-digest 410B70763FC675B3622264FAA0FC67B78FDE30C2).


commit

2021-07-06

snowflake

Release of Tor Browser 10.5, first stable release that includes Snowflake.


blog post

2021-06-15

snowflake

Snowflake bridge down for scheduled upgrade.


comment

2021-06-12 to
2021-06-13

snowflake

Outage of Snowflake bridge.


issue

2021-06-10 to present

Experiment to test latencies between relays.


status.torproject.org


post announcing start

2021-06-10

ipv4

ipv6

geoip and geoip6 databases updated to “IPFire Project Thu, 10 Jun 2021 05:17:29 GMT” (geoip-db-digest 900E9BD6C8B8679A1539F7F316974E86618038B2, geoip6-db-digest 456BCA0796A27F8C80674EE89B1323F8310BED39).


commit

2021-05-17 to
2021-06-05

Experiment to test the accuracy of relays’ advertised bandwidth estimation.


status.torproject.org


post announcing start


post announcing end


advertised bandwidth graph


relay flags graph

2021-05-14 to
2021-05-18

meek

Unknown

The number of meek users temporarily drops to < 10.

graph

2021-05-12 to
2021-06-21

snowflake

Error in stats collection at the Snowflake bridge; user count is erroneously zero.


merge request


comment on start


comment on end


user count graph

2021-05-07

ipv4

ipv6

geoip and geoip6 databases updated to “IPFire Project Fri, 07 May 2021 05:18:14 GMT” (geoip-db-digest AE864EA783E3776E4950859B5B35F412977F876F, geoip6-db-digest 7008D77E958D919E432AAE7F5C2002B14604FFFE).


commit

2021-05-03

snowflake

Outage of snowflake bridge.


comment

2021-04-13

ipv4

ipv6

geoip and geoip6 databases updated to “IPFire Project Tue, 13 Apr 2021 05:11:07 GMT” (geoip-db-digest D63E30D25E7767178177C53A0248083011B4202A, geoip6-db-digest 891E8F6FBC7973144E335F0D815B5AF6B6DDF74B).


commit

2021-03-16

ipv4

ipv6

Release of tor 0.3.5.14, 0.4.4.8, and 0.4.5.7. Changes the source of geolocation databases from Maxmind to IPFire.


blog post


announcement


ticket


commit

2021-03-12

ipv4

ipv6

geoip and geoip6 databases updated to “IPFire Project Fri, 12 Mar 2021 05:05:24 GMT” (geoip-db-digest 7EFC262380D93924340A0000DF78EC4DD3BFC0E5, geoip6-db-digest B53EF6F829B6A1B1DD242835B6A23580178FBE13).


commit

2021-03-10

Fire in the OVHcloud data centers located in Strasbourg takes about 48 relays offline in AS16276.


OVHcloud advisory


Twitter thread

2021-03-09

flashproxy

Decommissioned flash proxy badge server, flashproxy.bamsoftware.com.

2021-03-08

flashproxy

Decommissioned flash proxy facilitator: server, flashproxy-reg-email poller, and flashproxy-reg-appspot app.

2021-03-08

snowflake

Outage of the Snowflake bridge.


ticket

2021-01-27

snowflake

Deployed version 0.5.3 of the Snowflake WebExtension, with improvements to NAT handling.


archive


ticket


comment

2021-01-26

Bridges

Release of Tor Browser 10.5a8, which fixes the bug preventing the use of default bridges.


blog post


issue

2021-01-20

Bridges

Release of Tor Browser 10.5a7, which has a bug preventing the use of default bridges.


blog post


issue


issue

2021-01-17 to
2021-01-21

snowflake

Unknown

Decrease in measured Snowflake users. May have been caused by a drop of NAT-unrestricted proxies.


mailing list thread


comment

2021-01-10 to
2021-02-03

onion

Large amounts of traffic at directory authorities disrupts consensus, which causes v3 onion services to stop working because of a bug. Tor 0.3.5.13, 0.4.3.8, and 0.4.4.7 have a fix for the bug.


ticket


blog post


onion service traffic graph


Tor blog post


Tor Browser blog post


status.torproject.org

2021-01-07

snowflake

Changed the DNS records for snowflake.freehaven.net and snowflake-broker.bamsoftware.com to be CNAME records for the corresponding torproject.net domains, rather than bamsoftware.com, in order to avoid malware warnings.


ticket

2020-12-17 to
2020-12-20

snowflake

DDoS attack on Greenhost, where the Snowflake broker and bridge and onionperf instances are hosted.


2020-12-17 status


2020-12-20 status


anti-censorship-team thread

2020-12-05 to
2020-12-09

meek

moat

An update to an Azure CDN edge server TLS certificate causes an outage of meek and Moat. It is fixed by the release of Tor Browser 10.0.6, which updates the built-in public key pinning of obfs4proxy.


ticket


blog post


meek graph


BridgeDB graph


certificate transparency

2020-11-08 to
2020-11-09

snowflake

Outage of the snowflake bridge


ticket

2020-10-05

snowflake

Deployed version 0.4.2 of the Snowflake WebExtension, with better counting of clients.


archive


comment

2020-08-31

obfs4

Shutdown of default obfs4 bridge frosty.


ticket

2020-08-13

snowflake

Deployed version 0.4.1 of the Snowflake WebExtension, with NAT type detection in the browser.


archive


comment

2020-07-06

snowflake

Deployed NAT-aware matching at the Snowflake broker.


comment

2020-06-02

snowflake

Release of Tor Browser 10.0a1, the first release with Snowflake for Android.


blog post


ticket

2020-05-22

snowflake

Release of Tor Browser 9.5a13, the first release with Turbo Tunnel session persistence features for Snowflake.


blog post


ticket

2020-04-23

snowflake

Redeployed the Snowflake bridge with support for non–Turbo Tunnel clients and KCP–Turbo Tunnel clients, removing support for QUIC–Turbo Tunnel clients.


comment

2020-02-22

snowflake

Made the Snowflake bridge stop reporting client IP addresses of 0.0.0.0. This also affects log messages that report how many client connections had an attached IP address.


comment

2020-02-19

snowflake

Deployed a Turbo Tunnel–capable Snowflake bridge.


comment

2020-02-18

snowflake

Outage of the Snowflake bridge caused by memory exhaustion.


ticket

2019-12-06

ipv4

ipv6

geoip and geoip6 databases updated to “December 3 2019 Maxmind GeoLite2 Country” (geoip-db-digest 4974C4F1F6842975999D0774F2636F383312EA2D, geoip6-db-digest 2046D67D7BBE67AFF12E1CEDD9F9083AB5E3DFAC).


commit

2019-11-14

ipv6

snowflake

Changed DNS to point to the IPv6-enabled Snowflake broker.


comment

2019-11-14

snowflake

Deployed webext-0.1.0 of the Snowflake proxy (which uses a new proxy–broker protocol) to snowflake.torproject.org.


comment

2019-11-13

snowflake

Released version 0.1.0 of the Snowflake extension for Firefox and Chrome, using a new proxy–broker protocol.


comment

2019-11-13

snowflake

Restarted the broker with a new proxy–broker protocol.


comment

2019-11-09

ipv4

ipv6

geoip and geoip6 databases updated to “November 6 2019 Maxmind GeoLite2 Country” (geoip-db-digest 967E4D14ADF0C9439C31FB7B666537A0551C1E6A, geoip6-db-digest BD6E89A28801FA447693EDEC6D47ECCA03B8CD20).


commit

2019-10-28

snowflake

Version 0.0.13 of the Snowflake extension is released, decreasing the poll frequency to once every 300 s. The standalone proxy-go instances still poll once every 5 s.


comment

2019-10-17

snowflake

Pointed snowflake-broker.torproject.net (one of three domain names for the Snowflake broker) to a new broker instance set up with IPv6. Metrics unintentionally start being collected from the new instance, instead of the old instance that was still in use.


ticket


ticket

2019-10-02

ipv4

ipv6

geoip and geoip6 databases updated to “October 1 2019 Maxmind GeoLite2 Country” (geoip-db-digest 34ABC09019FAB09BA3083B3663EC0B807FC16151, geoip6-db-digest F4D3BEC6294DF7FAEAEE5966CC6706CF91CE9BC4).


commit

2019-10-01

snowflake

Release of Tor Browser 9.0a7, the first release that has Snowflake for Windows.


blog post


ticket

2019-08-06 to
2019-08-09

Experiment to test the accuracy of relays’ advertised bandwidth estimation.


description of experiment


post announcing start


post announcing end


advertised bandwidth graph


relay flags graph

2019-07-27

snowflake

The Snowflake proxy hosted at snowflake.torproject.org is updated, changing domains from bamsoftware.com to freehaven.net in order to work around the Google Safe Browsing block.


comment

2019-07-27

snowflake

Version 0.0.7 of the Snowflake extension for Chrome is released, changing domains from bamsoftware.com to freehaven.net in order to work around the Google Safe Browsing block.


comment

2019-07-26

flashproxy

snowflake

Cupcake 2.0 is released, now working with Snowflake rather than flash proxy.


Chrome Web Store page

2019-07-26

snowflake

Version 0.0.8 of the Snowflake extension for Firefox is released, changing domains from bamsoftware.com to freehaven.net in order to work around the Google Safe Browsing block.


comment

2019-07-23

snowflake

The broker domain name snowflake-broker.bamsoftware.com is blocked by Google Safe Browsing, preventing the Snowflake web browser extension from working.


ticket


comment noting decrease in proxies

2019-07-03

snowflake

The Snowflake web browser extension for Chrome is published.


comment

2019-06-26

snowflake

The Snowflake web browser extension for Firefox is published.


comment

2019-06-20

obfs4

A call to set up new obfs4 bridges is posted to the tor-relays mailing list.


mailing list thread


thread continues

2019-06-11

ipv4

ipv6

geoip and geoip6 databases updated to “June 10 2019 Maxmind GeoLite2 Country” (geoip-db-digest A131E1F283F4AD307248B03A70B0413E81ADF2A4, geoip6-db-digest 0EFF3EE1E22927EC9A77BFFAFD703F3A5B32FA79).


commit

2019-05-28

Failure of network equipment at site of op-ab OnionPerf instance (equipment now replaced)


onionperf timeouts graph

2019-05-22

fte

Release of Tor Browser 9.0a1, removes support for FTE.


blog post


ticket

2019-05-17

ipv4

ipv6

geoip and geoip6 databases updated to “May 13 2019 Maxmind GeoLite2 Country” (geoip-db-digest 35DFDA2D06D2A0467EF37D60A67B438B11952B74, geoip6-db-digest C0193A1D086819353FABBF70AADB15866B7B2525).


commit

2019-04-29

Network equipment failure at site of op-ab OnionPerf instance


performance graph

2019-04-17

Unknown

Tor browser update pings roughly double.


graph


metrics-team thread

2019-04-16

snowflake

Outage of Snowflake fallback proxy-go instances, caused by a failure to restart after segregating old logs.


ticket

2019-04-03

ipv4

ipv6

geoip and geoip6 databases updated to “April 2 2019 Maxmind GeoLite2 Country” (geoip-db-digest 62A97D4DEBF76A5CE5C232B95BBF05B191EB8AAA, geoip6-db-digest 66620E57A8427C53D6084B3229807DC320CDC3D0).


commit

2019-03-22

snowflake

Outage of the Snowflake broker, caused by a full disk.


ticket

2019-03-06

ipv4

ipv6

geoip and geoip6 databases updated to “March 4 2019 Maxmind GeoLite2 Country” (geoip-db-digest 5B90C2F06292D8237A5C77E27ED4ABABF4AE0684, geoip6-db-digest E971FCA4A89F6C685928FF9371D1BF7A2484F4CA).


commit

2019-02-12

ipv4

ipv6

geoip and geoip6 databases updated to “February 5 2019 Maxmind GeoLite2 Country” (geoip-db-digest DDAA25B4425EAA45EE8E92A6531CD3246C8E989A, geoip6-db-digest 0368FA722D90026E60BD60A26F615791A7A53D21).


commit

2019-02-07

snowflake

Disabled the 3 proxy-go instances that were pointing at the former broker hosted on App Engine.


comment

2019-01-07

Bridges

Release of tor 0.3.5.7, 0.3.4.10, and 0.3.3.11. Fixes the bug, present since 0.3.5.1-alpha/0.3.4.1-alpha, of idle bridges being unuseful.


comment


ticket


blog post


ticket

2019-01-07

ipv4

ipv6

geoip and geoip6 databases updated to “January 3 2019 Maxmind GeoLite2 Country” (geoip-db-digest 2B8A70B399CF8B471289A4DB52947DE965D8DE5F, geoip6-db-digest FEA33E6F398DF67252F41DDD3D010E69B33D544E).


commit

2018-07-20 to
2019-05-02

onion

Unknown

The number of v2 onion services increases from 70k to 100k.


comment

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