The November 8, 2022 and later Windows updates address a security bypass and elevation of privilege vulnerability with Authentication Negotiation by … Read the rest “Kerberos Issues November 2022”
One of my customers wanted to verify their Domain Based Message Reporting Conformance (DMARC) record, and followed the post How To Use Nslookup To Che… Read the rest “How To Use Nslookup To Check DMARC Record”
One of my hosted lab environments ran into series of issues, and after unplanned maintenance there were multiple problems to resolve. The below error… Read the rest “Faulting Module Name NTdll.dll”
The below post initially stemmed from an Exchange Risk Assessment which noted that all of the customer's Exchange servers were missing critical Window… Read the rest “Unable to Install Windows Updates or Windows Components”
After preparing AD and installing the first Windows Server 2019 DC into an existing AD environment, it was noted that there were unresolved SIDs liste… Read the rest “Unresolved RID 526 and 527 After ADPrep”
One issue when cutting over services or performing datacentre disaster recovery operations consists of three little letters - DNS.
DNS records have a t… Read the rest “Windows 10 FlushDNS”
January 2020 is going to be a very important month. There are multiple large and important products which will exit out of their extended support lif… Read the rest “Save The Date – End of Exchange 2010 Support–T Minus 1 Year”
With my customer facing role, there are lot of demonstrations to enterprise customers. Manually reverting machines back to the initial starting point… Read the rest “Script to Clear Credman”
In current versions of Windows the venerable snipping tool (snippingtool.exe) has been updated with improved functionality.
Windows 7 Snipping Tool
The below is an issue which caused this week’s customer a little stress. They wanted to review the current AD FS configuration, but were not able to … Read the rest “Get-AdfsProperties Error ADMIN0120”