Kerberos is the protocol of choice for mixed network environments. Deb Shinder explains how to use Kerberos authentication in environments including both Unix and Microsoft Windows.

Microsoft is investigating a new known issue causing enterprise domain controllers to experience Kerberos sign-in failures and other authentication problems after installing cumulative updates ...

Microsoft released patches for a couple of Kerberos authentication vulnerabilities tracked under CVE-2024-26248 and CVE-2024-29056. Details about its enforcement timeline have been shared.

Child domains have a two-way trust with their parent domains, so they will trust each other's Kerberos authentication (they accept each others ride tickets in a way).

Microsoft has announced it is taking steps to eventually disable NTLM (NT LAN Manager) for authentication features in Windows 11 and add new features to Kerberos to take its place.

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 ...

Microsoft says the April 2025 security updates are causing authentication issues on some Windows Server 2025 domain controllers.