The Citizen Lab is an interdisciplinary laboratory based at the Munk School of Global Affairs, University of Toronto, Canada focusing on advanced research and development at the intersection of Information and Communication Technologies (ICTs), human rights, and global security. Learn more »

In Focus

Summary: Privacy and Security Issues with UC Browser

Our report reveals that UC Browser poorly secures data in its English and Chinese language versions for Android.

A Chatty Squirrel: Privacy and Security Issues with UC Browser

UC Browser is the most popular mobile web browser in China and India, boasting over 500 million users. This report provides a detailed analysis of how UC Browser manages and transmits user data, particularly private data, during its operation. Our research was prompted by revelations in a document leaked by Edward Snowden on which the Canadian Broadcasting Corporation (CBC) was preparing a story.

The Many Identifiers in Our Pockets: A primer on mobile privacy and security

This document describes key identifiers used by mobile devices, highlights some identifiers that are accessible, and often collected, by various parties and the risks associated with the widespread transmission and use of these identifiers.

Research News

啰嗦的松鼠:UC浏览器的隐私与安全问题

UC浏览器是一种移动浏览器,它目前拥有超过5亿的注册用户,是中国和印度最受欢迎的手机浏览器。在《啰嗦的松鼠:UC浏览器的隐私与安全问题》这一报告中,公民实验室(Citizen Lab)发现中文和英文安卓版UC浏览器中存在多个隐私及安全漏洞, 并讨论了它们的重要性。

Encryption, Anonymity and the Right to Science

In this article, Sarah McKune calls for the encryption and anonymity debate to address the aspects of human rights that are unique to digital space.

UN human rights and cybersecurity mechanisms

Citizen Lab Senior Legal Researcher Sarah McKune explores the link between the United Nations’ human rights mechanisms and cybersecurity. The post also features an interview with UN Special Rapporteur on freedom of opinion and expression David Kaye.

China’s Great Cannon

This post describes our analysis of China’s “Great Cannon,” our term for an attack tool that we identify as separate from, but co-located with, the Great Firewall of China. The first known usage of the Great Cannon is in the recent large-scale novel DDoS attack on both GitHub and servers used by GreatFire.org.

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Lab News

Ron Deibert interviewed by DAWN regarding Internet privacy

Pakistan’s English newspaper DAWN spoke to Citizen Lab Director Ron Deibert regarding the privacy challenges that individual users can face, in light of the fact that our communications are increasingly mediated through the Internet.

Christopher Parsons on Canada’s CSIS

In an internal report obtained by the Toronto Star, the Canadian Security Intelligence Service (CSIS) states that the spy agency cannot keep up with threats from state-sponsored hackers. Citizen Lab Postdoctoral Fellow Christopher Parsons told the Toronto Star the report, along with cases like the cyber attack of the NRC by Chinese sponsored hackers, point to the militarization of the Internet.

Christopher Parsons on Bell hacking, FBI investigation

Citizen Lab Postdoctoral Fellow Christopher Parsons spoke to the Ottawa Citizen regarding the hacking of Bell Canada last year.

Pakistan’s DAWN newspaper on FinFisher and cyber crime

In an article entitled “Fishing in troubled waters,” Pakistan’s English newspaper DAWN highlighted issues surrounding surveillance and cyber crime in the country.

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