This pocket guide provides a first introduction to the Open FairTM Body of Knowledge. It will be of interest to individuals who require a basic understanding of the Open Fair Body of Knowledge, and professionals who are working in roles associated with a risk analysis project, such as those responsible for information system security planning, execution, development, delivery, and operation. The Open Fair Body of Knowledge provides a taxonomy and method for understanding, analyzing and measuring information risk. The outcomes are more cost-effective information risk management, greater credibility for the information security profession, and a foundation from which to develop a scientific approach to information risk management. This allows organizations to: Speak in one language concerning their risk; Consistently study and apply risk analysis principles to any object or asset; View organizational risk in total ; Challenge and defend risk decisions. The audience for this Pocket Guide is: Individuals who require a basic understanding of the Open Fair Body of Knowledge - Professionals who are working in roles associated with a risk analysis project, such as those responsible for information system security planning, execution, development, delivery, and operation; Risk analysts who are looking for a first introduction to the Open Fair Body of Knowledge.