TitleCapacity is the Wrong Paradigm
Publication TypeConference Paper
Year of Publication2002
AuthorsMoskowitz, I. S., LW. Chang, and R. Newman
Conference NameNew Security Paradigms Workshop (NSPW)
Conference LocationVirginia Beach, Virginia

At present, "capacity" is the prevailing paradigm for covert channels. With respect to steganography, however, capacity is at best insufficient, In this paper, we propose a new paradigm called "capability" which gauges the effectiveness of a steganographic method. It includes payload carrying ability, detectability, and robustness We also discuss the use of zero-error capacity for channel analysis and demonstrate that a JPEG compressed image always has the potential to carry hidden information.

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