Director of CSIRT and Cyber Forensics, Cytelligence
Walker has over 30 years of operational security experience, commencing with nuclear security with the Royal Air Force during the Cold War, through some of the earliest virus outbreaks, including those that hit the Ministry of Defence, to counter intelligence, working with CESG, MOD, HQP&SS [SR], and a sensitive satellite intelligence unit. Later roles included high-level information security roles with BEA Systems supporting the Eurofighter programme, General Motors in 1998 working with EDS, and Experian. Walker has been a visiting professor at Nottingham Trent University and held the UK Government's position of chair of the ISO/IEC 27001 steering committee. He has authored 100 global papers, speaks globally at various security conferences and has been published in multiple publications.