Intrusion Prevention Systems (IPSs) 42  Hybrid Firewalls and IDSs are available these days  Example: Hogwash http://hogwash.sourceforge.net/oldindex.html http://hogwash.sourceforge.net/oldindex.html  IPSs  Combine the blocking capabilities of a firewall with deep packet inspection  See article at http://www.symantec.com/connect/articles/intrusion- prevention-systems-next-step-evolution-ids http://www.symantec.com/connect/articles/intrusion- prevention-systems-next-step-evolution-ids  Needs powerful processors to perform functions correctly
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