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 ...

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 ...

Microsoft has released additional details on how to fully mitigate a security feature bypass vulnerability in Kerberos KDC (Key Distribution Center) patched during this month's Patch Tuesday. The ...

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 ...

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 ...

Be afraid of the golden ticket attack -- if malicious hackers can create the tickets, they can wreak whatever havoc they please The Windows security world is abuzz about Kerberos “golden ticket” ...