Technologies and tools for safer networks

Security Strategies

Article from Issue 99/2009
Author(s):

Is your data safe? Are your borders protected? This month we examine some expert techniques for building more secure networks.

Real admins think about security all the time, and even if you're a casual user, it pays to know what the intruders know. Services that once were safe are now wide open unless you keep current with the changing times. This month, we examine some security strategies from the experts.

We start with a study on how to protect Voice over IP (VoIP) networks from eavesdroppers and other intruders. You'll learn about some of the encryption technologies available with VoIP and get some practical tips on isolating and protecting voice communications.

Next we'll examine the state of wireless network security. We'll present some strategies for how to make the best of a WEP network, and we'll show you how to maximize the security of later protocols such as WPA and WPA2.

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