This pocket guide provides a first introduction to the Open FAIR 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 riskConsistently study and apply risk analysis principles to any object or assetView organizational risk in totalChallenge and defend risk decisionsThe audience for this Pocket Guide is:Individuals who require a basic understanding of the Open FAIR Body of KnowledgeProfessionals who are working in roles associated with a risk analysis project, such as those responsible for information system security planning, execution, development, delivery, and operationRisk analysts who are looking for a first introduction to the Open FAIR Body of Knowledge