David is the EMEA Chief Technology Officer for Azure at Palo Alto Networks. Before that, he was an independent consultant helping companies secure their Azure environments through private expert level trainings and assessments. He has authored two books on Azure security - "Penetration Testing Azure for Ethical Hackers" and "Microsoft Azure Security Technologies Certification and Beyond" (https://amzn.to/3C7mrcL). He has also authored multiple cloud computing courses for the popular cybersecurity training platform - Cybrary. He holds over 15 cloud certifications across Azure and AWS platforms, including the Azure Security Engineer, Azure DevOps and AWS Security Specialist certifications.

David has over a decade of experience in Cybersecurity (consultancy, design, implementation) and over 7 years of experience as a trainer. He has worked with organizations of different sizes from startups to major enterprises to government organizations.

David has developed multiple vulnerable by design automation templates that can be used to practice cloud penetration testing techniques. He regularly speaks on cloud security at user groups and major industry events like Microsoft Future Decoded and the European Information Security Summit.

David is married to a lovely girl who makes the best banana cake in the world. They love travelling the world together!