The consequences of exposing hundreds of thousands of customer credit card numbers is unthinkable. Fines, lawsuits, damaged brand – the effects can be catastrophic. Even if it was accidental, the effect would be the same.

If we were going to sum up the role of security in corporate IT today we'd have to say it's to "be prepared." This series looks at many of those security concerns which can be addressed proactively, before they are exploited or become a fire drill.