Server: Fully-patched 2008 R2, running Certificate Services. The /certsrv virtual directory is using (I believe) default settings. Specifically, this means it's using Windows Authentication, with NTLM ...

So, my confusion: How are these machines authenticating via kerberos? To me there's clearly a hole as 1) Anyone could add a system to the network and say it's an authorized machine, get people using ...

Microsoft is investigating a new known issue causing enterprise domain controllers to experience Kerberos authentication problems after installing security updates released to address CVE-2020-17049 ...

Account administration in a distributed UNIX/Linux environment can become complicated and messy if done by hand. Large sites use special tools to deal with this problem. In this article, I describe ...

While Windows IT professionals deal with security on a daily basis, very few understand the under-the-hood protocol, Kerberos. Kerberos is a security protocol in Windows introduced in Windows 2000 to ...

The Kerberos client sends a message to the KDC Server, of type KRB_AS_REQ (Kerberos Authentication Server Request). This message has two parts: An identification of the user, Helen, and the service ...

Microsoft has released out-of-band optional updates to fix a known issue that causes Kerberos authentication problems on enterprise domain controllers after installing security updates released ...

Microsoft is working on a fix for a bug in last week's patch for a bypass vulnerability in the Kerberos Key Distribution Center (KDC) security feature. Microsoft has flagged the issue affecting ...