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Extracting spread-spectrum hidden data from digital media

  • Ming Li
  • , Michel K. Kulhandjian
  • , Dimitris A. Pados
  • , Stella N. Batalama
  • , Michael J. Medley
  • SUNY Buffalo
  • EION Inc.

Research output: Contribution to journalArticlepeer-review

44 Scopus citations

Abstract

We consider the problem of extracting blindly data embedded over a wide band in a spectrum (transform) domain of a digital medium (image, audio, video). We develop a novel multicarrier/signature iterative generalized least-squares (M-IGLS) core procedure to seek unknown data hidden in hosts via multicarrier spread-spectrum embedding. Neither the original host nor the embedding carriers are assumed available. Experimental studies on images show that the developed algorithm can achieve recovery probability of error close to what may be attained with known embedding carriers and host autocorrelation matrix.

Original languageEnglish
Article number6517928
Pages (from-to)1201-1210
Number of pages10
JournalIEEE Transactions on Information Forensics and Security
Volume8
Issue number7
DOIs
StatePublished - 2013

Keywords

  • Authentication
  • annotation
  • blind detection
  • covert communications
  • data hiding
  • information hiding
  • spread-spectrum embedding
  • steganalysis
  • steganography
  • watermarking

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