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Security, Windows Server

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Get SSH public key from Active Directory for SSH authentication

Get SSH public keys from Windows Server Active Directory. Storing pubkeys gives you a single location where you manage public SSH keys instead of on numerous separate servers. This is easier than distributing and managing numerous unmanaged authorized_keys files across your network and servers.

Windows Server

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List all SPNs used in your Active Directory

Using setspn.exe: 3 unique methods to list Service Principal Names (SPNs) in your Windows network quickly using PowerShell / CMD.exe. An SPN or Service Principal Name is a unique identity for a service, mapped with a specific account.

Enable Win32 long paths through GPO in Windows Server

Windows Server

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Enable NTFS long paths through GPO in Windows Server

Enable NTFS long paths and lift the idiotic 260 characters limitation for NTFS paths. You use a GPO or Group Policy Object in Windows Server or a registry key value to set LongPathsEnabled.

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Windows Server

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"A domain rename operation is already in progress"

The other day, when I attempted to add a newly installed Active Directory to become the slave domain controller of a master, the error message "A domain rename operation is already in progress" was displayed. Promoting the Windows Server 2012 R2 server to a Domain Controller failed.