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Chapter 24. Making Remote Network Connections > Changing the Listening Port

Changing the Listening Port

Your first task is to modify the Remote Desktop software on the host computer to use a listening port other than 3389, which is the default port. This is a good idea because there are hackers on the Internet who use port scanners to examine Internet connections (particularly broadband connections) for open ports. If the hackers see that port 3389 is open, they could assume that it’s for a Remote Desktop connection, so they try to make a Remote Desktop connection to the host. They still have to log on with an authorized username and password, but knowing the connection type means they’ve cleared a very large hurdle.

To change the Remote Desktop listening port, open the Registry Editor and navigate to the following key:


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