The Citizen Lab

June 4, 1989: Chinese military carries out a brutal crackdown on demonstrations calling for democratic reform, leading to deaths estimated to be between hundreds & thousands. This remains one of the most censored topics on the Internet in China. #6431truth t.co/VMbFTPmIMT t.co/mfqj3WGDqW

June 4 is a red line issue in China. Blacklisted keywords related to the event are found on the majority of apps studied by Citizen Lab from 2009 to 2019, with a total of 3,584 June 4 keywords collected. #6431truth t.co/g2suZjuhQd t.co/jyz2vazTFj

June 4, 2020 marks the 31st anniversary of the Tiananmen Square Massacre. To help commemorate, today we'll be posting examples of censored keywords from WeChat, YY, and other social media platforms in China. #6341truth t.co/WW3e9xNN4M

C-59 is a complex omnibus bill that amended, updated or replaced elements from 20 pieces of existing legislation. @caparsons & @JoshGold3 analyze it for @just_security, including provisions that give @cse_cst new powers to conduct active cyber operations. t.co/VkyHoouEN0

As we kick off Pride month, we need your help in documenting LGBTQI censorship around the world. Thankfully, it takes just two easy steps: Step 1: Install the @OpenObservatory mobile app Step 2: Run the LGBTQI test: t.co/KRVTritn7Q #LGBTQ #Censorship #PRIDE2020 t.co/xJ3427sNZg

This Tuesday, @RonDeibert chats with Jeffrey Knockel about the inner mechanisms of Chinese social media censorship. Give us a follow on Instagram and check it out t.co/8FVL9jETwx t.co/f0ufcbhfHg

ICYMI: @irenepoet discusses the tensions between contract tracing and privacy protection t.co/thv168Cnm9

Today at 12:00 pm EST: @RonDeibert in conversation with the indomitable @nouraaljizawi. Give us a follow on Instagram and check it out t.co/KzQIpESri0 t.co/OAtQtUBja3

Great overview of @OpenTechFund fellow Alexei Abrahams' work investigating social media influence, manipulation, and impact in the Middle East. @abulkhaezuran t.co/ou4diNcX3s

This Friday, @RonDeibert speaks with @nouraaljizawi about how she went from the target of a Syrian malware operation to a researcher resolved to supporting marginalized communities against digital threats. t.co/KzQIpESri0 t.co/rfEz9XhOvk

ICYMI watch @caparsons discuss encryption and the government backdoor access proposals that threaten Canadian health and security online t.co/mn6YVKTWfa

"We want to avoid a situation where we have a human rights crisis that persists beyond a health crisis."- @irenepoet t.co/thv168Cnm9

"While the virus may be defeated by self-isolation measures and scientific innovation, the same cannot be said for the conditions which facilitate abuse towards women, children, and girls." @admmo & @caparsons t.co/XtiZBJMQbs

Today at 2:00 pm EST, @caparsons will take part in a panel on the heightened role of encryption in light of COVID-19. Relevant background Citizen Lab reading below ⬇️⬇️⬇️ t.co/S6fA8uB2k2

▶️ 微信监控非中国大陆区注册账号，并利用非中国大陆区账号之间的聊天记录训练微信针对中国大陆账号的审查系统。 ▶️ 监控和审查均不会提示用户，缺乏透明。 ▶️ 微信对外公开的政策协议文件，个人信息请求，及微信的隐私专员均没有表明或解释微信会进行内容监控。 t.co/HOXvSoAP6u

Q: What are the potential legal issues around finding that WeChat surveils chats of int'l users? A: Privacy regulators could fine the company for misleading users, app stores could delist the product, & gov committees could investigate WeChat. t.co/ZaKuTb7C5v t.co/to6RaRnP85

This Friday, @RonDeibert speaks with legacy Labber Jakub Dalek about censorship, network measurement, and Cold War-era political simulation video game posters. t.co/KzQIpESri0 t.co/3HTTzENNT2

“The heightened level of anxiety means citizens are dependent on getting access to health information, often working at home. That anxiety means people are more likely click on something malicious."- @RonDeibert t.co/6F0nGagj6X

“NSO’s case is the precedent that proves the problem: rushed COVID-19 tracking efforts will imperil our privacy and online safety"- @jsrailton t.co/EkRrxr00Lf

Friday morning at 10:00 am EST, @RonDeibert chats with @lotus_ruan about her latest research, including findings that WeChat surveils non-China registered accounts to build up its political censorship system. t.co/KzQIpESri0 t.co/Vg9QV9rwD4

公民实验室2020年5月7日发布报告指出，中国最流行的社交媒体软件微信是对平台上的文档和图像内容实施监控，并使用监控所得的数据训练其审查系统。我们总结了该报告，并列举与研究团队的一些常见问答。 t.co/HOXvSoSqv4

What is the scale of censorship in China? How does censorship work on WeChat? What is an MD5 hash? To supplement our latest report on WeChat surveillance, we've put together a summary document that includes a Q&A with our research team. t.co/ZaKuTb7C5v

“I would urge international users to consider that, as you use this platform, you’re actually helping to strengthen digital repression in China.”- @RonDeibert t.co/MlvQIA9LfZ

NEW REPORT: We Chat, They Watch: How International Users Unwittingly Build up WeChat’s Chinese Censorship Apparatus t.co/Tqwe5trvKi

"When it comes to cyber security, governments have problems, big companies have problems...but at least they can go out and hire large companies to investigate and remediate. But when it comes to civil society, they're basically let hung out to dry."- @RonDeibert

This week, @RonDeibert speaks with @lotus_ruan about censorship on Chinese social media and how information has been managed during COVID-19. t.co/KzQIpESri0 t.co/tENpe1gIX2

Today at 6:30 pm EST, @RonDeibert will be delivering testimony to the House of Commons, detailing our investigations into Zoom security & other digital risks MPs might encounter when working from home. Background research in thread 👇 @HoCCommittees #PROC t.co/Vc7H16UQLp

"This represents to my eye a continuation of that effort, to take what is often sort of secret or classified information, turn it into a way that could be made publicly available and then trying to make it more useful to Canadians"- @caparsons t.co/DeBsH76o6A