Deep Dive

Prevent DNS-based DDoS Attacks

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DNS-based distributed denial-of-service attacks are both alarmingly simple and extremely damaging. DNS expert Cricket Liu explains how these attacks work, how you can defend your network against them, and how you can prevent your DNS servers from being used to launch attacks on other networks.Security expert Cricket Liu lays out the workings of a DNS-based DDoS attack -- and how to prevent one from hitting your company

Stop DDoS attacks Deep Dive

There's no disputing that DNS is a critical component of computer networking. However, if they fall into the wrong hands, these network tools can be abused to generate a DDoS attack -- one of the most destructive weapons on the Internet. These seemingly simple barrages have taken down big names across the Internet, and you don't want to be one of the victims.

In this InfoWorld special report, security expert Cricket Liu explains how DDoS attacks both exploit and target DNS infrastructure and what you can do to protect yourself and others against such strikes. Liu lays out the background behind an DDoS scheme and what your company can do to stay on its feet should hackers come your way. Just as important, make sure you aren't inadvertently contributing to a DDoS attack -- Liu has you covered there too.

You'll find these security essentials and more -- including the lowdown on protocols, servers, and botnets -- in the InfoWorld special report, "The ultimate guide to preventing DNS-based DDoS attacks." Download the PDF today.

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