Internet censorship and surveillance are growing global phenomena. ONI’s mission is to identify and document Internet filtering and surveillance, and to promote and inform wider public dialogues about such practices. Blog     News     @OpenNet     ONI

Research and Data

All three of the OpenNet Initiative's edited volumes—Access Denied, Access Controlled, and Access Contested—are available online.

The OpenNet Initiative's summarized global Internet filtering data is available for download under a Creative Commons license.


Global Internet Filtering

View Country Profiles

View Regional Overviews

Main Filtering Map
ONI's main filtering map shows the states and regions where each type of filtering ONI studies takes place.

Social Media Map
Our social media map serves as an easy visual guide to the states and regions where filtering of five major social media sites occurs.

YouTube Censored
For a detailed look at when and where YouTube has been filtered since 2006, check out YouTube Censored: A Recent History, ONI's interactive global timeline.