You have something called ALE average loss expectancy. You multiply the probability of an event happening with the amount of damage you'll incur, and that'll tell you how much to spend on security. When you deal with events that have a very, very high damage amount, and a very, very low probability of occurrence, you multiply infinity by zero and get whatever you want.
More Quotes from Bruce Schneier:
The end result is that insecure software is common,Bruce Schneier
ID can be hijacked, and cards can be faked. All of the 911 terrorists had fake IDs, yet they still got on the planes. If the British national ID card can't be faked, it will be the first on the planet.
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There are two types of encryption: one that will prevent your sister from reading your diary and one that will prevent your government.
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Microsoft's operating system was never designed with security in mind. For Microsoft, security is always an afterthought.
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Beyond Fear Thinking Sensibly About Security in an Uncertain World.
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Based on Topics: Chance Quotes, Security QuotesBased on Keywords: ale
Men's indignation, it seems, is more excited by legal wrong than by violent wrong; the first looks like being cheated by an equal, the second like being compelled by a superior.
Thucydides
As someone who worked hard for a Labour victory in the 90s, do I regret it? Not really. It was bound to happen. And it'll happen with the next government, and the one after it. Because all governments serve us. They serve the filth.
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After tea it's back to painting - a large poplar at dusk with a gathering storm. From time to time instead of this evening painting session I go bowling in one of the neighbouring villages, but not very often.
Gustav Klimt