“A free software, global observation network for detecting censorship, surveillance and traffic manipulation on the internet. OONI develops free software tests designed to examine the following:

• Blocking of websites
• Blocking of instant messaging apps
• Blocking of Tor and other circumvention tools
• Detection of systems that could be responsible for censorship and/or surveillance Testing methodology
• There are risks. Running a probe involves testing connections to websites that may be banned and using tools to attempt circumventing web censorship. It is not designed to protect the privacy of those running probes. Measurements are published and can include IP addresses or other identifying information.”