Windows Server Certificate Authority Validation and Custom Templates

Managing a public key infrastructure (PKI) requires absolute precision to avoid unexpected service disruptions from expired certificates. Understanding how Active Directory Certificate Services (AD CS) determines validity periods and how to deploy custom templates is a core skill for systems administrators. This course provides a clear, step-by-step guide to managing and configuring Windows Server CA environments. In this course, you will learn how to navigate the relationship between Root and Subordinate CA lifetimes, customize certificate templates, and align validation periods with your organization's security policies. You will start with the fundamental concepts of PKI and certificate hierarchies before moving into practical configuration scenarios. What you'll learn: - Understand the core principles of Active Directory Certificate Services and PKI hierarchies - Configure Root and Subordinate CA certificate validation periods and renewal cycles - Design and deploy custom certificate templates for domain users and computers - Troubleshoot certificate enrollment issues and resolve validation discrepancies - Implement modern security best practices including basic zero-trust access controls You will begin with foundational PKI terminology and basic CA setup, progress through validation math and registry adjustments, and finish with practical template customization. This text-based course is designed for junior systems administrators and IT professionals new to managing AD CS, with no advanced security prerequisites required. Start mastering your Windows Server PKI infrastructure today.