LinL:Lost in n-best list

Peng Meng, Yun Qing Shi, Liusheng Huang, Zhili Chen, Wei Yang, Abdelrahman Desoky

Research output: Chapter in Book/Report/Conference proceedingConference contribution

5 Scopus citations

Abstract

Translation-based steganography (TBS) is a new kind of text steganographic scheme. However, contemporary TBS methods are vulnerable to statistical attacks. Differently, this paper presents a novel TBS, namely Lost in n-best List, abbreviated as LinL, that is resilient against the current statistical attacks. LinL employs only one Statistical Machine Translator (SMT) in the encoding process which selects one of the n-best list of each cover text sentence in order to camouflage messages in stegotext. The presented theoretical analysis demonstrates that there is a classification accuracy upper bound between normal translated text and the stegotext. When the text size is 1000 sentences, the theoretical maximum classification accuracy is about 60%. The experiment results also show current steganalysis methods cannot detect LinL.

Original languageAmerican English
Title of host publicationInformation Hiding - 13th International Conference, IH 2011, Revised Selected Papers
Pages329-341
Number of pages13
DOIs
StatePublished - 2011
Event13th International Conference on Information Hiding, IH 2011 - Prague, Czech Republic
Duration: May 18 2011May 20 2011

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume6958 LNCS

Other

Other13th International Conference on Information Hiding, IH 2011
Country/TerritoryCzech Republic
CityPrague
Period5/18/115/20/11

ASJC Scopus subject areas

  • Theoretical Computer Science
  • General Computer Science

Keywords

  • LinL
  • linguistic steganography
  • natural language steganography
  • text steganography
  • translation-based steganography (TBS)

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