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Desperately Seeking the Security ROI
Like many people active in the security community, I spend a good portion of my spare time frequenting a select group of public mailing lists. One of my longtime favorites is the SecurityFocus IDS list, primarily because my intrusion-detection coverage for Network Computing has left me with an unquenchable thirst for knowledge and because of the high caliber of contributing list members. Amid all the normal mailing-list noise is some truly insightful dialogue. For example, shortly after a debate on NIDS (network-based intrusion-detection system) testing erupted, a completely nontechnical question burst into our inboxes: What's the ROI on an IDS solution? You expect to hear about packet normalization and application evasion techniques on an IDS list, but ROI discussions? Certainly not.
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