David Moskowitz 
Fundamentals of Adopting the NIST Cybersecurity Framework [EPUB ebook] 

The first publication in the Create, Protect, and Deliver Digital Business value series sets out how the ever-changing threat landscape intersects with digital business risk. It introduces the Create, Protect, and Deliver (CPD) Model – a dynamic model of systems – to explain how any business value that is created must be protected at a level which is proportional to its value to the organization.