The book comprehensively addresses the topics of Business Continuity and IT Emergency Management, starting from the business processes of an organization, through any existing IT support, to the safeguarding of necessary personnel, organizational, and technical resources. The authors present the management system according to the relevant standards ISO 22301, 27001/27031, and BSI 100-4, with a particular focus on the important steps of risk analysis and Business Impact Analysis. Additionally, preventive, detective, and reactive measures from all areas are explained. Practical case studies assist the reader in establishing Business Continuity Management (BCM) and IT Emergency Management within their own organization. Synergies between BCM and information security are particularly emphasized.