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April 2006

Perspectives: Putting out a call for self-defending clients

Network perimeter defenses have crumbled. What we need now are self-defending clients. Today's network perimeter is a lot like the Maginot Line, which the French built after World War I, believing its bunkers, fortresses and traps would stop invasion from the east. But the Germans defeated the tons of concrete and miles of barbed wire by simply going around it, conquering Paris in a mere 35 days. In our modern-day Maginot Network, we watch Trojans flank our firewalls just as the French soldiers watched German tanks surround their fortress. But why have static perimeter defenses become obsolete? The ubiquitous demand for mobile devices makes networks more fluid, with more entry points and increasing complexity. And worms are rapidly evolving, using clever social engineering tricks to produce an endless stream of Trojan attacks that march right through e-mail and Web ports. Your firewall is as useful as a rock in a boulder field when a trusted user naÏvely double-clicks a link and innocently installs insidious spyware on your ...

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Features in this issue

  • Get a Grip!

    MOBILE SECURITY Enterprises need to take control of PDAs, smart phones and other mobile devices to ensure corporate security.

  • Transit Safety

    BITS & BOLTS SSL-encrypted tunnels protect sensitive data traveling the Information Superhighway.

  • E-mail Security

    Tumbleweed's MailGate 5500

Columns in this issue