Organizations of all sizes are looking for ways to extend the network to the user, no matter where the user happens to be. But extending the network to the user poses potential security risks since intruders seek out these gateways and attempt to exploit them.
Remote access can be safe and effective with a few simple precautions.
In this article, we'll provide a brief overview of how intruders attempt their break-ins and some tools and techniques you can use to foil them without forcing unnecessary hardship on your users. While cyberpunks are simply looking for new networks to explore and data thieves are after your information assets, their approaches to gaining entry are similar. The dial-in intruder has two basic tools, the war dialer and the password hacker. Once you understand these tools, you can easily defend against them. The war dialer is nothing more than a database and an automated modem script, which dials every phone number in a group designated by the user.