What’s trust among schoolchildren: Kerberos Authentication Explained

This article provides a high-level introduction to the Kerberos authentication protocol—particularly Microsoft’s implementation in Active Directory—using an analogy to explain the authentication flow and trust model. It highlights how Microsoft extended Kerberos with authorization elements and points readers to authoritative resources (Microsoft TechNet, SANS, and Duckwall/Delpy) that cover operational details and post-exploitation techniques such as Golden/Silver Tickets, Overpass-the-Hash, and MITM, emphasizing the protocol’s security implications for administrators and defenders.