Letter: IPS still needs firewall

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I found the feature on intrusion prevention systems in last month's issue ("Intruding on the bottom line", p30 ) very interesting.

It highlighted a common misconception concerning this key security technology. What users often fail to understand is that an IPS is a complementary technology to a firewall, not a replacement for it. Because IPS systems are able to block attacks and provide limited firewall functionality, there ...

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