# Digital Rights Management (DRM) and Watermarking One-sentence definition: Technologies to control content usage and trace distribution through policies and embedded identifiers. ## Key Facts - DRM enforces view/print/forward restrictions via clients/services. - Watermarks (visible/invisible) deter leaks and enable attribution. - Integrate with classification and DLP policies. - Consider usability and offline access requirements. - Legal/compliance clauses support technical controls. - **Verify:** check official (ISC)² CBK and current exam outline. ## Exam Relevance - Choose DRM/watermark to reduce exfiltration of documents. **Mnemonic:** “Mark and manage.” ## Mini Scenario Q: Board packs leak externally—quick control? A: Apply DRM with named watermarks and restrict forwarding/printing. ## Revision Checklist - Distinguish DRM vs watermarking. - Name two policy restrictions. - Note one usability trade-off. ## Related [[Data Labeling and Marking]] · [[Data Loss Prevention (DLP)]] · [[Printing and Hardcopy Data Controls]] · [[Cloud Data Protection (SaaS, PaaS, IaaS)]] · [[Access Control to Data Assets]] · [[Domain 2 - Index]]