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A TWO-FACTOR ERROR MODEL FOR QUANTITATIVE STEGANALYSIS A Two-Factor Error Model for Quantitative Steganalysis Security, Steganography and Watermarking of Multimedia Contents SPIE 2006 San Jos California USA Rainer Bhme

A TWO-FACTOR ERROR MODEL FOR QUANTITATIVE STEGANALYSIS A Two-Factor Error Model for Quantitative Steganalysis Security, Steganography and Watermarking of Multimedia Contents SPIE 2006 · San José · California · USA Rainer Böhme rainer.boehme@inf.tu-dresden.de Technische Universität Dresden, Institute for System Architecture 01062 Dresden, Germany Andrew D. Ker adk@comlab.ox.ac.uk Oxford University Computing Laboratory Parks Road, Oxford OX1 3QD, United Kingdom The first authors has received a “Windows on Science” travel stipend from the European Office of Aerospace Research and Development (EOARD). The second author is a Royal Society Research Fellow. 1
Recall Quantitative Steganalysis A TWO-FACTOR ERROR MODEL FOR QUANTITATIVE STEGANALYSIS 5 bpp 10 bpp 10 bpp 5 bpp A number of different estimators has been proposed for LSB embedding. Ker, 2004 2

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