Defensible network architecture 2.0
Four years ago when I wrote The Tao of Network Security Monitoring I introduced the term defensible network architecture. I expanded on the concept in my second book, Extrusion Detection. When I first presented the idea, I said that a defensible network is an information architecture that is monitored, controlled, minimized, and current. In my opinion, a defensible network architecture gives you the best chance to resist intrusion, since perfect intrusion prevention is impossible.
At the TaoSecurity blog.
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