Missing Links
A comparison of search censorship in China

We discovered over 60,000 unique censorship rules used to partially or totally censor search results across eight China-accessible search platforms analyzed. These findings call into question the ability of non-Chinese technology companies to better resist censorship demands than their Chinese counterparts.

Featured Publications

You Move, They Follow: Uncovering Iran’s Mobile Legal Intercept System

Citizen Lab examined a set of documents leaked to news outlet The Intercept that describe plans to develop and launch an Iranian mobile network, including subscriber management operations and services, and integration with a legal intercept solution. If implemented fully as envisioned, it would enable state authorities to directly monitor, intercept, redirect, degrade or deny all Iranians’ mobile communications, including those who are presently challenging the regime.

Lifting the lid off the Internet.

The Citizen Lab is an interdisciplinary laboratory based at the Munk School of Global Affairs & Public Policy, University of Toronto, focusing on research and development at the intersection of information and communication technologies, human rights, and global security. Learn more.

Get the latest Citizen Lab news right in your inbox.

Subscribe below.

Privacy Policy

Features & News

Manager, Information System Security – Toronto

Citizen Lab is looking for a Manager, Information System Security who will be responsible for working with Information Technology staff and resources at the Citizen Lab and the wider University to minimize the risk of compromising information, data, servers, and server-based applications.

Information Controls Fellowship Program 2023

The Information Controls Fellowship Program (ICFP) from the Open Technology Fund (OTF) fosters research, outputs, and creative collaboration on repressive Internet censorship and surveillance issues. The program supports examination into how governments in countries, regions, or areas of OTF’s core focus are restricting the free flow of information, cutting access to the open Internet, and… Read more »

CatalanGate Report: Correcting a Case

On December 15, 2022, as part of our regular re-analysis of past cases to find additional spyware infection indicators and details, we discovered that a researcher had misread the labels assigned to two individuals’ results, leading to a confusion between phones owned by two people with the same initials who were part of the same… Read more »

Featured Video

The risks commercial spyware poses to journalists, activists and government officials – PBS NewsHour