Julian Ashbourn is a prolific literary author with many popular titles in both the arts and sciences, including poetry and philosophy. He is also an experienced audio engineer and a composer with more than 50 full-scale symphonic works to his credit, in addition to other genres. Julian is also a qualified geoscientist and loves nature and anything within the natural world or connected with the sciences. In the IT field, Julian is an acknowledged expert on biometrics, encryption and infrastructure. He has had a varied career, working all over the world, often troubleshooting systems, from Arabia and Africa to Australia, Russia, Japan and almost every European country. The last 20 years of his career were spent in the aviation industry where he supported projects around a very large IT infrastructure, working on just about every scenario including, of course, PKI.

1. What exactly is a PKI? The original concept, 2. How does PKI work? The nuts and bolts of PKI, 3. What are the primary applications for a PKI? How applications are changing, 4. What exactly is a digital certificate? The contents of a certificate, 5. What about encryption? How a public key infrastructure is used for encryption, 6. Biometrics and PKI: The possibilities of biometric certificates, 7. What is the conventional wider infrastructure? Different infrastructure models explained, 8. Kubernetes, containers and PKI: The container model and its implications for PKI, 9. Trust and certificates: The original concept has changed, 10. How may a localised infrastructure work? Keeping things simple, 11. What happens when certificates expire? What can go wrong?, 12. How do we ensure that certificates do not expire? Methodologies for security, 13. How does the human interaction work? Managing things manually, 14. Can we organise everything ourselves? Understanding what to do, 15. How long does it take to implement a proper PKI? Understanding the scale of the problem, 16. What skills are required for operational personnel? Understanding associated technologies, 17. How do we embed a PKI culture in the workplace? Communication, 18. How do we keep it working as we grow? Planning and documentation, 19. What happens if we acquire other companies? Merging public key infrastructures, 20. Who should be responsible for it all? Accountability, 21. PKI, the cloud and the Internet of things: What we should understand, 22. PKI and the global financial industry: The reliance upon a large-scale public key infrastructure, 23. PKI and government legislation: Ensuring that legislation is compatible, 24. Consequences: What happens when it all goes wrong