In the past 11 years, Microsoft has released four versions of Windows Server on which you could install Active Directory. On all these platforms, Microsoft offered two ways to promote a server to a Domain Controller. In this blogpost I’ll reveal the differences between the advanced mode and normal mode for dcpromo.exe for the Windows Server 2003 ...

Whenever a worm utilizes the normal access and daily tools systems admins use, there is a significant problem. After all, shutting down the attack vector suddenly isn’t that easy. So, without making dramatic changes to your environment, how can you rest assured?     About Win32/Morto.A One of the latest threats to use ...

Microsoft has included numerous features in Active Directory the last couple of years. Also, more and more technologies in products like Exchange Server, SharePoint Server and the Windows client (Windows Vista, Windows 7) have an Active Directory opt-in to store information in Active Directory. All this bountiful integration, however, comes with ...

Active Directory relies on accurate time for a number of reasons. One of this reasons is Kerberos authentication, which by nature can only cope with a difference in time (time skew) of five minutes between the Kerberos server and client. Now, don’t get me wrong. I think the time skew limitation and the overall Kerberos implementation as we know ...

On Patch Tuesday for June 2009 (yesterday, June 9, 2009) Microsoft released security bulletin MS09-18 yesterday to address a vulnerability in Active Directory and Active Directory Application Mode (ADAM) that could allow remote code execution. It’s should not come as a shock Microsofts Active Directory and Active Directory Application Mode ...

Last time we discussed how to transition your Active Directory to Windows Server 2008, which was something a lot of you were interested in. This time I'm talking in-place upgrading Windows Server 2003 and Windows Server 2003 R2 Domain Controllers to Windows Server 2008 Domain Controllers. While this might seem like simply feeding the DVD and ...

You might be running Windows Server 2003 and Windows Server 2003 R2 Domain Controllers at the moment and you're looking to replace these servers with Windows Server 2008 Domain Controllers to utilize the new features of Windows Server 2008. You might also be looking to replace your aging Windows Server 2003 and Windows Server 2003 R2 Domain ...