Tardos fingerprinting codes in the combined digit model

  • B. Skoric
  • , S. Katzenbeisser
  • , H.G. Schaathun
  • , M.U. Celik

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

9 Citations (Scopus)
266 Downloads (Pure)

Abstract

We introduce a new attack model for collusion-secure codes, called the combined digit model, which represents signal processing attacks against the underlying watermarking level better than existing models. In this paper, we analyze the performance of two variants of the Tardos code and show that both variants can accommodate the new model and resist collusion attacks with only a modest increase in code length as compared to the results for the commonly used restricted digit model.
Original languageEnglish
Title of host publicationProceedings First IEEE Workshop on Information Forensics and Security (WIFS'09, London, UK, December 6-9, 2009)
PublisherInstitute of Electrical and Electronics Engineers
Pages41-45
ISBN (Print)978-1-4244-5279-8
DOIs
Publication statusPublished - 2009

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