inform staff and planners working with PAGs who may provide critical CEMA interdependencies. Finally, this JDN should further inform military and civilian staff developing related doctrine, conducting force generation and procuring future capability. Structure 5. JDN 1/18 is divided into four chapters. a. Chapter 1 explains the need for CEMA. b. Chapter 2 explores the scope of CEMA and defines the concept. c. Chapter 3 describes CEMA development and functional relationships. d. Chapter 4 explains how we plan and conduct CEMA. Linkages 6. This JDN should be read alongside: • Allied Joint Publication (AJP)-3.6B, Allied Joint Doctrine for Electronic Warfare, Edition B; • AJP-3.9, Allied Joint Doctrine for Joint Targeting; • AJP-3.10, Allied Joint Doctrine for Information Operations; • AJP-5, Allied Joint Doctrine for Operational-level Planning (with UK national elements); • Defence Instructions and Notices (DIN) 2017DIN03-014: Cyber and Electromagnetic Activities (CEMA) in Defence – Definition OS; • Joint Concept Note (JCN) 1/17, Future Force Concept; • JSP 900, UK Targeting Policy; • JDN 4/10, Single SIGINT Battlespace; • JDP 0-50, UK Cyber Doctrine; and • Full Spectrum Approach Primer. iv JDN 1/18

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