Study: Firewall sales to spread

Wednesday, 3 December 2003, 3:30 AM EST

Firewalls--software that keeps out unwanted intruders--are a mainstay of corporate security. While almost every large and midsize business already uses a firewall, more companies will start installing the devices at an increasing number of points in their networks, said Mark Bouchard, senior program director for technology research at Meta Group.

"I see a lot more customers intent on using firewalls in a lot more places, like between business units," he said.

Digitally cordoning off networks has proved to be an effective way to prevent some attacks, such as worms, from spreading. Business adoption of that tactic, plus sales to new customers, will expand the market for firewalls to $2.5 billion worldwide in 2005, Bouchard estimated.

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