A Study on the Security Levels of Spread-Spectrum Embedding Schemes in the WOA Framework
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DOI: 10.1109/tcyb.2017.2735989
Abstract: Security analysis is a very important issue for digital watermarking. Several years ago, according to Kerckhoffs’ principle, the famous four security levels, namely insecurity, key security, subspace security, and stego-security, were defined for spread-spectrum (SS)… read more here.
Keywords: embedding schemes; spread spectrum; security levels; analysis ... See more keywords