Introduction

It certainly seems that over the past few years the security ramifications of online activity have begun to permeate the national consciousness. Mainstream media have begun to take an interest in and glamorize the compromises that have taken place. Even Hollywood has movies about hacking, the latest being Warner Brothers' Swordfish starring John Travolta, Halle Berry, and Hugh Jackman as the world's foremost hacker.

Despite the growing level of interest in this field, there is still little known about the actual issues involved in securing networks and electronic assets. Many people consider anti-virus software used to defend against Internet e-mail viruses to be the cure-all for all varieties of information security threats. Viruses ...

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