Some original research I put out or have been a part of.
Blog
I started maintaining a blog again.
2024
2023
- Pegasus in India (Amnesty International)
- Predator Files (Amnesty International)
- When your “friends” spy on you: the firm pitching orwellian social media surveillance to militaries (Forbidden Stories)
- Hacks, Bots and Blackmail: How Secret Cyber Mercenaries Disrupt Elections (OCCRP)
- Israeli Spy Tech Sold to Bangladesh, World’s Third-largest Muslim Country, Despite Dismal Human Rights Record (Haaretz)
2022
2021
2019
2018
- Kailax, the technical details (Buro Jansen en Janssen)
- Hacken door inlichtingendiensten. Veilig?
- When the Dutch secret service came knocking on my door
- No evidence of communication and morality in protocols: Off-the-Record protocol version 4
2017
- Gamma Group en de politie; FinFisher trojan in de Nationale politie published by Buro Jansen and Janssen based on research done with me.
- Deze Nederlanders probeerden omstreden spionagesoftware te verkopen
2016
- LoganCIJ16: Future of OS, representing Tails on a panel with Qubes, SubgraphOS, and others.
2015
- Spanien hat ein neues Überwachungssystem – Evident X-Stream, quoted for an article on a Spanish surveillance system.
- Spionageparadijs Londen hangt vol met IMSI-catchers, quoting my IMSI catcher research.
2014
- Finfisher onderzoek gepubliceert in de Volkskrant
- Rusland looft geld uit voor kraken anoniem Tor-netwerk, interview in Trouw about Tor.
- Sleeping with the FinFishers, self-published.
- Lutte contre la surveillance: les hackers doivent passer de la technique au politique, on the Snowden revelations and their impact on the hacker community.
2013
- NICE surveillance system you got there bro, self-published.
2012
- Cryptoparty-Bewegung, discussing why encryption and privacy matter.