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History of the DRM

History of the DRM. CS 450 Alex Ruud. Outline. Introduction Origins Implementations Effectiveness Response Summary. Introduction. DRM - Digital Rights Management Intended to prevent uses of the media not desired or intended by the creator. Origins.

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History of the DRM

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  1. History of the DRM CS 450 Alex Ruud

  2. Outline • Introduction • Origins • Implementations • Effectiveness • Response • Summary

  3. Introduction • DRM - Digital Rights Management • Intended to prevent uses of the media not desired or intended by the creator

  4. Origins • Early implementations (approx. 1996) were on film DVDs in order to prevent high-quality rips • A simple encryption algorithm • Extended to include audio CDs approximately 2002

  5. Implementations • Encryption algorithms – DVD • Software based - iTunes, new Kazaa • Network based - Steam, Ubisoft Uplay

  6. Effectiveness • Software based is generally most effective • Encryption keys tend to be broken quite easily • Network-based has proven to be somewhat effective

  7. Response • Consumers generally disapproving due to difficulties installing and playing • Free Software Foundation • Several publishers have dropped DRM in the idea that it encourages piracy. However, DRM is still common

  8. Summary • DRM was implemented to help prevent piracy and other potentially malicious uses • Results have been mixed • The outcome of the debate over DRM is still to be decided

  9. Questions?

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