The Line - Defense in Depth Sound Security Strategy
Article in: InTech, March 2007
Today sound security strategy, regardless of whether it is military, physical, or cyber security, leverages the concept of “Defense in Depth.” Effective security comes by layering multiple security solutions, so if the one fails, another takes up the torch of defense.
In this article, Eric Byres goes into detail about the Defense-in-Depth strategy and explains how companies cannot keep relying on traditional firewalls with a single point of failure.
Only a proper Defense-in-Depth design where the control devices and systems are hardened, both individually and collectively, can provide reliable security for the plant floor.
Eric Byres; "THE LINE - Sound security strategy, whether military, physical, or cyber security, is the concept of “Defense in Depth” — firewalls don’t fail me now", InTech Magazine, March 2007.
