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.

[...]

Use Express-Checkout link below to read the full article (PDF).

Buy this article as PDF

Express-Checkout as PDF
Price $2.95
(incl. VAT)

Buy Linux Magazine

SINGLE ISSUES
Print Issues
Digital Issues
 
SUBSCRIPTIONS
Print Subs
Digisubs
 
TABLET & SMARTPHONE APPS
Get it on Google Play

US / Canada

Get it on Google Play

UK / Australia

Related content

  • Steganography Intro

    This month we look at hidden data, dastardly PDFs, safer surfing, and tools for better password control.

    more »
  • Zero Trust Security

    Some old-school admins are still philosophizing about secure internal networks, but the experts have already moved on: Zero trust architectures use a reliable but complex strategy to protect the network from all threats – inside and outside.

    more »
  • VoIP Security

    Eavesdropping on conversations on a LAN is easier than ever thanks to insecure VoIP installations. You don't need to bug restaurant booths or tap phone lines – standard Linux tools are all a hacker needs.

    more »
  • Smart Access Intro

    Maybe password security isn't perfect, but most networks depend on it. This month we examine some tools for smarter, more versatile authentication.

    more »
  • Security Intro
    more »
comments powered by Disqus
Subscribe to our Linux Newsletters
Find Linux and Open Source Jobs
Subscribe to our ADMIN Newsletters

Support Our Work

Linux Magazine content is made possible with support from readers like you. Please consider contributing when you’ve found an article to be beneficial.

Learn More

News

Tag Cloud

Administration Community Events Hardware Linux Linux Pro Magazine Mobile Programming Security Software Ubuntu Web Development Windows free software open source