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THEEDRMEXPLAINED · A GUIDE FOR UK LAWYERS The Electronic Discovery Reference Model for UK Litigation Teams Identification to Production, Through a Worked Commercial Dispute COMPUTER FORENSICS LAB DISCOVERY. UK

§ ABOUT THE AUTHOR PREPARED BY COMPUTER FORENSICS LAB E-DISCOVERY TEAM ACPO / NPCC DIGITAL EVIDENCE PRINCIPLES RELATIVIT Y-READY HOSTED REVIEW CPR PART 35 EXPERT REPORT S FULL CHAIN-OF-CUSTODY DOCUMENTATION

§ CONTENTS In this guide 01 Executive summary 02 What the EDRM is, and how it maps onto English disclosure 03 The worked example: Halworth v Brydon 04 Stage 1 · Identification 05 Stage 2 · Preservation 06 Stage 3 · Collection 07 Stage 4 · Processing: what actually happens to evidence between collection and production 08 Stage 5 · Review 09 Stage 6 · Analysis 10 Stage 7 · Production 11 The funnel in numbers: Halworth v Brydon end to end 12 Integrity, privilege, data protection and proportionality across the model 13 Common mistakes and technical limitations 14 Questions to ask: client, opponent, provider 15 Suggested wording for instructions 16 Checklist and red flags 17 When to involve a digital forensic expert · FAQ 18 Glossary · References · Disclaimer · How a specialist laboratory can assist

§ 01 · ORIENTATION Executive summary

§ 02 · THEMAP What the EDRM is, and how it maps onto English disclosure INFO. IDENTIFICATION PRESERVATION COLLECTION PROCESSING REVIEW ANALYSIS PRODUCTION PRE GOVERNANCE

§ 03 · THECASE The worked example: Halworth v Brydon SYSTEM / SOURCE WHAT IT HOLD S FIRST-WEEK STATUS