A legally-admissible copyrights ownership identification protocol for digital works

  • Authors:
  • Qingtang Liu;Shujuan Wang;Zongkai Yang

  • Affiliations:
  • Central China Normal University, Wuhan, P. R. China;Central China Normal University, Wuhan, P. R. China;Central China Normal University, Wuhan, P. R. China

  • Venue:
  • Proceedings of the 4th International Conference on Internet Multimedia Computing and Service
  • Year:
  • 2012

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Abstract

Easy duplication and distribution of digital works on Internet has facilitated copyright infringement problems in many ways. It's impossible to prevent illegal replication of the decrypted content just using content encryption and access control technologies. A novel copyright ownership identification protocol is proposed. Anyone can register as an author and embed the copyright watermarks into the original digital works on the trusted authority center before disseminating them. Once a digital work is found pirated, the author (or other authorized copyright holders) can apply for the copyright ownership identification service. The proposed protocol has no restrictions for the buyers and the copyright holders don't have to interact with the consumers. It's much more suitable for the large-scale distributed anonymous network applications. Since the copyright watermark is embedded by a trusted authority center, and the registration is timestamped by the reliable time stamp center, the identification results could be used as legally admissible evidence.