Stories by: Carolyn Duffy Marsan

Little-known Hurricane Electric, the nation's leading provider of IPv6 services, is bracing for new and bigger competitors entering the fray.

When you look at the worst corporate security breaches, it's clear that network managers keep making the same mistakes over and over again, and that many of these mistakes are easy to avoid.

Internet policymakers are forging ahead with a controversial plan to introduce hundreds of generic top-level domains -- such as .nyc, .sport and .food -- next year.

Comcast continues to outpace rival U.S. cable companies in the development of next-generation Internet connectivity and content.

NeuStar has developed a proprietary system for thwarting Web traffic hijacking attacks that the company plans to market until standard DNS Security (DNSSEC) mechanisms are deployed widely across the Internet.

An invisible security weakness is lurking in most corporate networks in the form of millions of lines of code that represent the configuration scripts for all the devices on the network.

NEW YORK CITY -- As more employees visit social networking sites while at work, network managers are seeing a rise in accidental malware infections known as drive-by download attacks.

NEW YORK CITY -- Imagine a situation where a powerful country wants to annex its small neighbor, so it launches a week-long campaign of cyberattacks aimed at disrupting the financial, energy, telecom and media systems of its neighbor's biggest ally. A week later, the aggressor launches a full-scale cyberwar on its neighbor that includes air and naval defenses. With its ally's defenses weakened, the neighbor agrees to become a province of the aggressor in less than a week.

How much is x.biz or .ge.biz worth?

Domain name registries are scrambling to patch a newly discovered bug in popular open source DNS software that could be exploited for denial-of-service attacks.