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Since 2012, we build free software you can use to detect Internet censorship: https://ooni.org/install/

We also host the largest open dataset on Internet censorship worldwide: https://ooni.org/data/

Learn more: https://ooni.org/ 🐙 ✨
‼️ We just published a brief report documenting the blocking of TikTok, Facebook, Instagram, Telegram, and several VPNs in #Cameroon over the last week, amid ongoing post-election protests: explorer.ooni.org/findings/393...

#ooni #opendata #censorship
November 7, 2025 at 6:52 PM
Are you at #IETF124 (@ietf.org) in Montreal?

Today we're presenting our work on measuring & understanding ECH deployment: datatracker.ietf.org/meeting/124/... 🐙

#ooni #ooniprobe #opendata
November 7, 2025 at 11:21 AM
Reposted by OONI
When censorship strikes, Tor provides a lifeline to access information-a lifeline to a FREE INTERNET.
📺️🗓️Watch the 2025 State of the Onion next Wednesday, 12 November, 17:00 UTC to hear about how our teams work tirelessly behind the scenes to keep it alive.
blog.torproject.org/state-of-the...
Keeping the internet free together: Join us for State of the Onion 2025 | Tor Project
When censorship strikes, Tor provides a lifeline to access information--a lifeline to a FREE INTERNET. Tune in to this year's 2025 State of the Onion event to hear about how our teams and community wo...
blog.torproject.org
November 5, 2025 at 5:27 PM
‼️ OONI data shows possible social media blocks in #Cameroon amid protests.

If you're in #Cameroon, help verify:
1️⃣ Install OONI Probe: ooni.org/install/mobile
2️⃣ Run test: run.ooni.org/v2/10252

Results will be published: explorer.ooni.org/chart/mat?pr...

#ooni #ooniprobe #opendata #censorship
November 5, 2025 at 11:19 AM
Reposted by OONI
Tanzania Internet is offline again after a ~2 hour recovery.

Follow connectivity in Tanzania in near realtime:
ioda.inetintel.cc.gatech.edu/country/TZ?f...
October 30, 2025 at 5:47 PM
Reposted by OONI
#Tanzania is experiencing a near-complete #Internet outage amidst election day protests. Traffic began falling around 09:30 UTC (12:30 local), now over 90% lower than the previous week.

Follow the current status at radar.cloudflare.com/traffic/tz
October 29, 2025 at 11:53 AM
Reposted by OONI
SAVE THE DATE
October 27, 2025 at 11:02 PM
Reposted by OONI
🚨 Double your impact 🚨

Although the modern internet has been corrupted by rampant privacy violations and pervasive government spying, we have the power to FREE THE INTERNET from the chains of censorship and surveillance. ⛓️

Donate today!

torproject.org/donate/donat...
October 16, 2025 at 2:34 PM
🚀 This week we're thrilled to be at @acm-imc.bsky.social!

Excited to be co-hosting the IMC #Hackathon on Halloween in collaboration w/ M-Lab, @ioda.live, @internetsociety.bsky.social, @radar.cloudflare.com, IIJ, and Sorbonne University: conferences.sigcomm.org/imc/2025/eve... 🎃👻

#IMC2025
October 27, 2025 at 11:02 AM
Reposted by OONI
🧅 Tor is a building block for a free internet that protects your privacy. As a nonprofit, we rely on donations to power our tools that are trusted by millions.
Donate today to build a better internet for tomorrow and take advantage of our match!
torproject.org/donate/donat...
Donate to the Tor Project
Support tools that break the chains of censorship and surveillance
torproject.org
October 14, 2025 at 6:33 PM
Reposted by OONI
IODA collaborated with @filter.watch and ASL19 to co-author a report on the 2025 shutdown of the Internet in Iran during the war with Israel. Key contributors included @radar.cloudflare.com @eldomador.bsky.social @ooni.org and more!

Access the report here: filter.watch/english/2025...
Iran’s ‘Stealth Blackout’: A Multi-stakeholder Analysis of the June 2025 Internet Shutdown - Filterwatch
Authors: Miaan Group, ASL19, IODA Contributors: Kentik, Cloudflare, OONI, Tor, Lantern, eQualitie, Psiphon Executive Summary The June 2025 Internet shutdown in Iran, carried out during the war with Is...
filter.watch
October 2, 2025 at 6:11 PM
Are you at the Global Gathering in Portugal? ✨

Join us today at booth 17 for a session on internet censorship research questions and a game of Jeopardy to test your internet measurement tool knowledge: ooni.org/post/2025-gg... 😃🐙

#ooni #globalgathering #community #opensource #opendata #censorship
September 9, 2025 at 1:20 PM
Are you at the Global Gathering in Portugal? ✨

Today, come to the OONI booth (17) between 1PM - 3PM to collect swag and say hi! 😃

Right afterwards, we'll facilitate 2 sessions to collect your feedback on challenges and wish lists. Join us!
ooni.org/post/2025-gg... 🐙

#ooni #globalgathering
September 8, 2025 at 11:59 AM
Reposted by OONI
The IODA team is excited to announce the release of new data that aims to measure generalized throttling, using IODA's Active Probing signal.

Please come chat with us in the OMG Village at Global Gathering to learn more! […]

[Original post on mastodon.social]
September 5, 2025 at 1:53 PM
⚡️ Today, in collaboration with @digitalrightspk.bsky.social
, we published a new report documenting the blocking of news media websites and censorship on social media platforms in #India and #Pakistan during the conflict in May 2025.

🔗 Read the full report here: ooni.org/post/2025-me...
September 4, 2025 at 8:20 AM
Are you attending the Global Gathering event in Portugal next week? 😃

Join us at the Open Measurement Gathering (OMG) Village, which we're co-hosting w/ our friends @ioda.live, M-Lab, and Censored Planet! 🐙

OMG Village Agenda: ooni.org/post/2025-gg...

Mark your calendars!

#omg #community
September 1, 2025 at 4:21 PM
Reposted by OONI
OONI Probe adalah tools yang biasa dipakai dalam riset soal internet censorship, terutama untuk membantu dalam monitoring dan evaluasi tentang apa, berapa, dan gimana persisnya yang disensor.

Contoh publikasi: imap.sinarproject.org/reports/2022
The State of Internet Censorship 2022
The State of Internet Censorship reports covering OONI data in the first half of 2022 and 8 countries: Cambodia, Hong Kong, Indonesia, Malaysia, Myanmar, Philippines, Thailand and Vietnam.
imap.sinarproject.org
August 28, 2025 at 1:17 PM
Reposted by OONI
Apakah ada gangguan jaringan/internet atau memang ada pemblokiran? Gunakan @ooni.org untuk memastikan!
OONI: Open Observatory of Network Interference
The Open Observatory of Network Interference (OONI) is a global community measuring internet censorship around the world. Run OONI Probe to detect internet censorship. Use OONI Explorer to track inter...
ooni.org
August 28, 2025 at 1:17 PM
Reposted by OONI
📣 GNI is pleased to welcome @sanjanah.bsky.social to our Academic Constituency, in addition to @ooni.org and Factum, who join our growing NGO Constituency.
globalnetworkinitiative.org/gni-welcomes...
GNI Welcomes New Members: Factum, OONI, and Sanjana Hattotuwa - Global Network Initiative
Factum and OONI join GNI’s NGO constituency, and Sanjana Hattotuwa strengthens GNI’s Academic constituency.
globalnetworkinitiative.org
August 20, 2025 at 11:50 AM
Reposted by OONI
Great to see that Deutsche Welle is no longer blocked in Turkey!

Data from @ooni.org
h/t @oliverlinow.bsky.social
August 19, 2025 at 5:33 PM
OONI Security Audit: Penetration Test Report
ooni.org/post/ooni-se...

Overall, the audit found that OONI services and architecture are securely designed. 🐙

We thank Radically Open Security for the audit, and we thank @opentechfund.bsky.social for supporting this important work! 🙏

#ooni #audit
August 11, 2025 at 4:53 PM
Reposted by OONI
@opentechfund.bsky.social’s Security Lab partner Radically Open Security’s recent audit of @ooni.org found that their services and architecture are securely designed.

Learn more and access the full report:
www.opentech.fund/security-saf...
August 11, 2025 at 4:06 PM
⚡️ Today we published a new research report on the ongoing blocking of X/Twitter in #Tanzania, which started in May 2025.

OONI data indicates that ISPs employ several censorship techniques, suggesting a “defense in depth” approach to censorship.

Learn more: ooni.org/post/2025-ta... 🐙

#ooni
August 7, 2025 at 4:18 PM
In June, our friends at The Bachchao Project (thebachchaoproject.org) did an amazing job in updating the India test list to improve website censorship monitoring in India. 🐙

Learn about their efforts, and consider improving the test list for your country too!

🔗 ooni.org/post/2025-ev...
August 6, 2025 at 7:09 AM