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Overview:
Off late, the nature of network security has undergone a dramatic change. It was not that long ago those efforts focused primarily on securing a perimeter around the trusted network. Security policy was implemented by control points that filtered traffic passing between trusted and untrusted networks. These control points typically focused on packet filtering via a firewall, a router access control list, or a combination of both. The advantage of this approach was the ease of administration afforded by the centralization of controls, assuring the enforcement of a security policy on traffic moving between zones of trust.
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| Format: | Size: | 343 KB | |
| Date: | Apr 2007 | ||
| Pages: | 12 |
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