Chapter 4. Setting Up Secure Remote Administration
If you’ve carefully followed the installation and configuration steps outlined in Chapter 2, and Chapter 3, your bastion host is now quite secure. However, there is no way of administering it remotely!
NT’s standard remote administration tools such as Event Viewer and Server Manager are based on RPC using NetBIOS. The problem with NetBIOS (as I discussed in Chapter 1) is that it’s considered unacceptably unsecure in perimeter networks. Hence, we must find alternative tools for administering and monitoring the Windows NT host.
The basic requirements for any new remote management tools are:
- Authentication
Both user and source IP address authentication are required to restrict unauthorized access to the servers. IP address authentication means access to certain services can be allowed or rejected based on the IP address of the client.
- Encryption
Since we are performing administrative tasks, such as adding users and changing passwords, all sessions must be encrypted.
- Ability to use the Windows NT GUI tools
It’s not possible to perform all administration tasks using the command prompt. Hence, we need some kind of remote graphics console.
- Ability to transfer files from and to the remote system
It’s often important to be able to transfer files to your bastion hosts in a simple way.
This chapter presents three different solutions for remote management of Windows NT/Windows 2000 servers:
- Symantec pcAnywhere v9.x
A very popular commercial software ...
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