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Network Intrusion Prevention Systems: When They're Valuable, and When They're Not
First and foremost, NIPS is not a tool for stopping elite crackers. That may be how it’s being marketed, but it’s crap. If you’re the type to fall for that sort of hype then you’re probably in a lot more danger than any given technology can help you with.
A Simple Question
Whether or not IPS is worthless or a godsend to your organization hinges on a single question – “How good is your organization at staying patched?