UNCLASSIFIED Contents Glossary .................................................................................................................................................2 Version history ......................................................................................................................................2 Contents ................................................................................................................................................3 Introduction............................................................................................................................................4 Purpose..............................................................................................................................................4 Definition ............................................................................................................................................4 Scope .................................................................................................................................................4 Audience ............................................................................................................................................4 Background .......................................................................................................................................5 Principles ...........................................................................................................................................5 Activation of The Plan ..........................................................................................................................6 Identification ......................................................................................................................................6 Categorisation ...................................................................................................................................6 Coordination ......................................................................................................................................6 Escalation to the National Security System .................................................................................7 Roles and Accountabilities ..................................................................................................................8 Lead agency......................................................................................................................................8 A Cyber Security Emergency Controller .......................................................................................8 Service Owners ................................................................................................................................8 Technical Specialists .......................................................................................................................8 Law Enforcement Advisor ...............................................................................................................9 Communications ...............................................................................................................................9 International Liaison .........................................................................................................................9 Third Parties and Service Providers ..............................................................................................9 Recovery............................................................................................................................................9 Debrief............................................................................................................................................. 10 Management of the Plan .................................................................................................................. 10 Reviewing the CSERP.................................................................................................................. 10 Exercising the CSERP.................................................................................................................. 10 (U) Annex A – Guide for Members of the Cyber Security Emergency Coordination Group .. 11 (U) Annex B – Cyber Security Emergency Coordination Group agenda template ................. 12 Page 3 of 12 UNCLASSIFIED 3

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