Climbing firewalls

Monday, 19 April 2004, 4:08 PM EST

In the past, if you were looking for a mental image for the ubiquitous firewall you could have pictured it as that old western film stand-by, the circled wagon train.

But these days, as well as being extremely politically incorrect, this IT illusion is out of date. Because as well as protecting the perimeter, the firewall now helps to create a defence in depth, cropping up in new areas such as the desktop and multifunction appliances.

The role of the firewall is generally becoming more important, and instead of deploying one firewall, many companies are using two or more. Stuart Wright, business development manager at HarrierZeuros, a security consultancy and reseller in Hook, Hampshire, believes the role of the firewall is also broadening.

By Simon Meredith at vnunet.

[ Read more ]

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