Professor Warren has been quoted by the IT news media and general news media (TV, radio, print and online) in Australia, Brunei, Denmark, France, Hong Kong, New Zealand, The Peoples Republic of China, South Africa, Singapore, Sweden, UK, USA and by the US Government in areas relating to Information Security, Computer Ethics and Cyber Security.

Notable media outlets include: Australian Broadcasting Company, Australian Financial Review, British Broadcasting Company, CNNfn (Online), New Zealand Herald, Sunday Telegraph (UK), Sydney Morning Herald, The Age, The Australian, The Brunei Times, Radio New Zealand, Yahoo and Xinhua News Agency.