Understanding Windows Authentication Published Jun 13, 2022 | Posted in Authentication So, you want to understand all the fiddly bits about authentication in Windows? Read Article About Steve Syfuhs Steve Syfuhs is a developer on the Windows Authentication team at Microsoft. Read More about Steve Mastodon github.com/SteveSyfuhs
Improvements in Windows Kerberos Architecture Published Apr 14, 2023 We rewrote the cryptographic services of Kerberos in Windows. Read Article | Kerberos
Kerberos Event ID 27 Published Nov 24, 2022 Windows system Event 27 is raised when Kerberos can't find a key. Read Article | Windows
How does Remote Credential Guard Work? Published Feb 26, 2022 Remote Credential Guard is a secure way of connecting to RDP servers. Read Article | Windows
Windows Hello Cloud Trust Published Feb 22, 2022 Windows Hello Cloud Trust simplifies deployment considerably. Read Article | Windows
Why We Built Azure AD Kerberos Published Dec 2, 2021 Why do we need Azure AD Kerberos? Read Article | Authentication
How Azure AD Kerberos Works Published Dec 1, 2021 Azure AD Kerberos is a modern form of Kerberos for hybrid environments. Read Article | Windows
On Computer Passwords Published Sep 23, 2021 Computer accounts have passwords. Here's some facts about them. Read Article | Authentication
A Bit About the Local Security Authority Published Aug 5, 2021 The Local Security Authority is what oversees the security in Windows. Read Article | Windows
MFA is Hard to do Right Published May 7, 2021 MFA is critical to securing the world, but it's hard to do right. Here's why. Read Article | Authentication
Killing NTLM is Hard Published May 5, 2021 The NTLM authentication protocol just won't die. Read Article | Windows
Protecting Against Credential Theft in Windows Published Feb 12, 2021 Going passwordless is an integral part of eliminating credential theft. Here's why. Read Article | Authentication
How Managed Service Accounts in Active Directory Work Published Feb 4, 2021 Managed Service Accounts in Windows allow administrators to automate password management for accounts. Here's how they work. Read Article | Active Directory
OPS108: Windows authentication internals in a hybrid world Published Feb 2, 2021 I recently recorded a presentation on the internals of hybrid Windows authentication. Go watch it. Read Article | Windows
Identity Delegation in Active Directory Published Jan 26, 2021 Active Directory delegation is an often misunderstood technology. Here's an in-depth look at how it works. Read Article | Security