In this video I will present a high level overview of the IEC 62443 standards, without the technical detail. This will provide you with a basic understanding of security requirements for Industrial Automation Control Systems. The video contents are listed below. Presented by Mark Cooksley. #PlainlyExplained 0:00 - Intro 1:35 - IEC 62443 Overview 11:05 - IEC 62443-4-2 25:12 - IEC 62443-4-1 34:18 - Certification 38:18 - Conclusion Download The IEC 62443 Standards guide in PDF format (updated June 2022): Contents of the guide: Chapter 1 - Overview of IEC 62443 Standards - Definition of Roles - Benefits of IEC 62443 - IEC 62443 Series of Standards - Mapping Roles to Standards - Some Well-known Standards Chapter 2 - IEC 62443-4-2 - IEC 62443-4-2 Security Levels - Security Requirements - Foundational Requirements - The Requirements Hierarchy - System and Component Requirements - A Real Example - Security Level Summary - Compensating Controls and Countermeasures - Security Levels Categories - SL-T, SL-A, SL-C Chapter 3 - IEC 62443-4-1 - IEC 62443-4-1 Secure Development Lifecycle - IEC 62443-4-1 Practices and Topics - Maturity Model - Compliance and Maturity Levels Chapter 4 - Certification - Certification Overview - Certification Options Chapter 5 - Conclusion Appendix - IEC62443-4-1 Certificate - ISASecure SDLA Certificate