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It's a familiar story to Donal Casey, one he's seen many times. As a security consultant at Morse, he has installed several intrusion prevention systems. But he went back six months after installing an IPS at one client only to find they had unplugged their new IPS and put it in a storeroom. "They just couldn't cope with it," he recalls.
As the latest step up the evolutionary ladder from intrusion detection systems (IDSs), IPSs try to block attacks rather than just warn that a possible attack might be under way. Many companies, including traditional security companies and networking vendors such as Cisco, Symantec, Check Point and McAfee, have begun to provide IPS systems. But the first generation of IPSs proved a management nightmare to many customers, or were simply ineffective. So is the latest generation any better?
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