“After collectively spending billions of dollars, perhaps a trillion dollars, on network security, corporations still have major security problems. Meanwhile, your ATM card allows your bank to dispense cash with confidence from a machine on a city sidewalk.
The technology used by your ATM card is more ancient than the floppy disk. So why are bank ATM networks generally secure, while corporate information networks, in spite of continuous investment in the latest security technology, are barely able to keep ahead of intruders?
Wes Kussmaul, author of Don't Get Norteled, claims that the difference is not about technology but about assumptions and architecture.”
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