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 ...

Despite implementing standards-based Kerberos authentication in Windows 2000, Microsoft is facing interoperability difficulties with other standard Kerberos systems. But the company says it is now ...

A critical zero-day vulnerability in Windows servers running the Kerberos authentication system, first disclosed in May, has now been patched by Microsoft, but must be given high priority by admins ...

Microsoft has officially deprecated NTLM authentication on Windows and Windows servers, stating that developers should transition to Kerberos or Negotiation authentication to prevent problems in the ...

A fix introduced into Windows last month to close a weakness in Kerberos authentication is causing logon failures for some Windows Hello for Business (WHfB) users, Microsoft has warned. In theory, the ...

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 ...

The KDC-spoofing flaw tracked as CVE-2021-23008 can be used to bypass Kerberos security and sign into the Big-IP Access Policy Manager or admin console. F5 Networks’ Big-IP Application Delivery ...

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 ...