Presentation given at the European Parliament in occasion of the EU Hackathon http://www.euhackathon.eu/. Topic are Censorship, Internet Filtering, Tor and ooni-probe.

1. ooni-probe
Detecting internet filtering for a Free and Transparent
Internet
Wednesday, November 9, 2011

2. Surveillance
• Internet filtering is a
subset of Surveillance
• If they are filtering
something, it means
that they are surveilling
everything
Wednesday, November 9, 2011

3. Censorship
It’s a distortion of what is in reality
the internet.
Follows the subjectiveness of the
authorities
This does not help humanity
• Internet filtering is a form
of non democratic
oppression on people
• It allows those in power
to subvert reality
• FilterNet
Wednesday, November 9, 2011

4. What we are doing
• Help people circumvent censorship (Tor)
• Help people speak freely and anonymously
(Tor Hidden Services)
• Measure Internet filtering in the world
(ooni-Probe)
Wednesday, November 9, 2011

5. Existing filter detection
tools
everyone that tries to
measure has closed
methods, secret
tests ,secret data, closed
source
• Various captive portal software
• Windows/iOS/Android/Google Chrome
• ONI has a tool called “rTurtle”
• Closed source tool.
• Herdict “The verdict of the herd”
• Based on users submissions.
• Some academic research
• GATech and UC Berkeley have the best work
• Methodology, tools and data are (usually) closed
Wednesday, November 9, 2011

6. ooni-probe
• Open methods
• Open test
• Open data
• Free software
Wednesday, November 9, 2011

7. Tor Project Loves you!
• Fund us!
Wednesday, November 9, 2011