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Securing domain controllers: Eight tips in eight minutes

Of all the servers you run in your Windows network, your domain controller is most likely your most important. Once your DC falls victim to malicious attack, a hacker has free reign over the data on any of the servers it manages. Use these eight tips to get up to speed on proper domain controller security.

Domain Controller and Active Directory Extras

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  • All your servers are important -- file servers, application servers, Web servers -- and securing them is essential to protecting the data and operations of your enterprise. But most of those servers can be isolated or replicated or backed up. If you run a full Windows network, chances are the one server on your network you can least afford to lose is your domain controller. As an essential component of your Active Directory, domain controllers house vital information regarding your Windows network. A cracker that compromises a domain controller can gain access to any system he chooses.

    These eight tips will help you form your domain controller policies, secure your domain controllers, check your work and test that your DCs are secure.

    Securing Domain Controllers
    Tip 1: Need help with domain controller security policies
    Tip 2: Securing Windows domain controllers
    Tip 3: Checklist: Secure domain controller settings
    Tip 4: Domain controller penetration testing
    Tip 5: Domain Management: Expert Advice Collection
    Tip 6: Preventing admins from logging onto domain controllers
    Tip 7: Secure your Active Directory network
    Tip 8: Troubleshooting a Windows-based network
    This was last published in September 2006

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