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Instituting 'Defense in Depth' for PCI Compliance on a Linux Platform

Apr 26, 2011, 08:01 (0 Talkback[s])

"There are several possible points of entry into any system. Entry can be physical, by someone actually accessing the hardware of the system. Then, entry could be through the network. Entry can be through a process or through a kernel operation. And finally, entry can be through the file system. Now, instituting defense in depth means that you defend each layer from a possible intrusion.

"Your first step is to restrict access to your main server by physical means."

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