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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

History of the DRM

CS 450

Alex Ruud

outline
Outline
  • Introduction
  • Origins
  • Implementations
  • Effectiveness
  • Response
  • Summary
introduction
Introduction
  • DRM - Digital Rights Management
  • Intended to prevent uses of the media not desired or intended by the creator
origins
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
implementations
Implementations
  • Encryption algorithms – DVD
  • Software based - iTunes, new Kazaa
  • Network based - Steam, Ubisoft Uplay
effectiveness
Effectiveness
  • Software based is generally most effective
  • Encryption keys tend to be broken quite easily
  • Network-based has proven to be somewhat effective
response
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
summary
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
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