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Firewalls play by new rules
This article is part of the September 2013 Volume 15 / No. 7 issue of Information Security magazine
Firewalls started their journey to the next generation at about the same time as the Star Trek TV series. While the products have advanced, many IT security experts are still stuck with the original firewalls that handle ports and protocols. Modern enterprises need a deeper understanding of the applications that operate across their networks. Newer security appliances offer deep packet inspection, finer-grained controls and application awareness to help organizations police their network perimeters. Despite the appeal of these newer platforms, "next generation" labels can't begin to describe the range of technology, features and support issues involved when companies migrate to modern firewalls. These appliances are now offered by a host of established vendors including Check Point Software Technologies, Cisco Systems, Dell, Fortinet, Juniper Networks, Palo Alto Networks, Sourcefire (acquired by Cisco in July), Stonesoft (acquired by McAfee in May) and WatchGuard. F5 Networks entered the fray in 2012, when its Big IP product ...
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