- Email: ioerror@torproject.org
- Languages: English, German
Presentations
- The Tor software ecosystem at 29th Chaos Communication Congress
- Ask the Expert at Dutch National Cyber Security Centre Conference 2013
- Anonymity, Privacy, and Circumvention: Tor in the Real World at SOURCE Boston 2010
- Tor: a quick overview (How Twitter can help) at unknown
- We're living in interesting times at 30th Chaos Communication Congress
- How governments have tried to block Tor at 28th Chaos Communication Congress