
John Walker
Cybersecurity Specialist,
Former ENISA
John is the Principle at a specialist Digital Threat Intelligence company, Si (Shadow-Intelligence), Editor in Chief at the International Journal of Cyber Forensics and Advanced Threat Investigations (CFATI), Visiting Professor at the School of Science and Technology NTU, and a Trainer in the Middle East delivering Certified Cyber Security, Digital Forensics - Investigations, and Cyber Intelligence specialist courses. John served in the RAF for 22 years in the roles of Policing, advancing into the world of Counterintelligence, working with UK Agencies such as GCHQ/CESG, and US DC based 'specialist' Intelligence Agencies in the areas of SIGINT, COMINT and Satellite Communications. John has held the position of system ITSO for CIA SCIF Accredited Systems. Post the RAF he held roles in IT/Cyber for Logica, GM, Experian, Betfair, Palace of Westminster and provided Consultancy to the Saudi Arabian MOD, and the Military Academy of Malaysia (KL) on Digital Forensics and OSINT. Currently John works in specialisation in the field of Geopolitics in the Middle East and is partnered with PALISCOP in Sweden and BreachAware in the UK.