Preface

This book was first published in April 2001, just a few months before the horrific attacks of 9/11. I was personally gratified that this meant that our book was available to help address the security issues that arose out of these attacks. At the same time, we didn't include details that might have addressed this new threat motivation and capability. How could we—we never imagined that this sort of attack would be launched against civilian targets. The attacks of 9/11 are exactly the type of security event the approach described here is most effective for—high consequence, low probability events that require the most rigorous attention to detail we have available.

The world has gone through many changes since that time, particularly with ...

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