Extrusion Detection is an attempt to extend The Tao to the addressing of internal threats. By reading both books, and by rigorously applying the strategies that are described within them, it becomes possible to significantly increase the odds in your favor of not having your company’s systems violated, either from an external threat or from an internally generated attack. The author of a recent review for Information Security magazine who completely missed the point of the book completely missed it completely missed its point. The book can be read in isolation from the previous one, I agree with Bejtlich.”]
Source: https://taosecurity.blogspot.com/2006/06/new-review-of-extrusion-detection.html