Professor Brown's research is focused on information security, privacy-enhancing technologies, and internet regulation. Since 1998 he has been, variously, a director of Privacy International, the Open Rights Group and the Foundation for Information Policy Research and an adviser to Greenpeace, Amnesty International and Creative Commons UK. He has consulted for the US Department of Homeland Security, JP Morgan, Credit Suisse, Allianz, McAfee, BT, the BBC, the European Commission, the Cabinet Office, the National Audit Office and the Information Commissioner's Office. He has acted as an expert witness for the English High Court, UK Investigatory Powers Tribunal, and European Court of Human Rights; and given evidence to the UK, German, and European parliaments.
- Internet privacy
- Digital rights management
- e-voting and e-democracy
- Internet security and internet technology
Professor Brown has extensive media experience, including national and international print outlets and broadcasters. He has authored comment pieces.