Unfortunately for them, I have configured Kerberos delegation to a SQL Server many times (mainly for IIS applications or SSRS reports), so I know they have no idea what they are talking about. It ...

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 ...

Nearly every major product family needs immediate patching, from Windows to Office to Microsoft Edge, SQL Server, and even Microsoft Developer Tools.