IN MEMORY OF SHON HARRIS

In the summer of 2014, Shon asked me to write a foreword for the new edition of her CISSP All-in-One Exam Guide. I was honored to do that, and the following two paragraphs are that original foreword. Following that, I will say more about my friend, the late Shon Harris.

The cyber security field is still relatively new and has been evolving as technology advances. Every decade or so, we have an advance or two that seems to change the game. For example, in the 1990s we were focused primarily on “perimeter defense.” Lots of money was spent on perimeter devices like firewalls to keep the bad guys out. Around 2000, recognizing that perimeter defense alone was insufficient, the “defense in depth” approach became popular, ...

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