Digital watermarking
Decrypted Secrets: Methods and Maxims of Cryptology
Decrypted Secrets: Methods and Maxims of Cryptology
Information Hiding Techniques for Steganography and Digital Watermarking
Information Hiding Techniques for Steganography and Digital Watermarking
Multimedia Security Handbook
Improved spread spectrum: a new modulation technique for robust watermarking
IEEE Transactions on Signal Processing
Cocktail watermarking for digital image protection
IEEE Transactions on Multimedia
IEEE Transactions on Information Theory
Secure spread spectrum watermarking for multimedia
IEEE Transactions on Image Processing
StegErmelc: A Novel DCT-Based Steganographic Method Using Three Strategies
IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences
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A novel information-hiding methodology denoted as digital invisible ink is introduced. The proposed approach is inspired by the invisible ink in the real world and can be regarded as an extension of the informed-embedding methodology. Messages hidden in digital contents using digital invisible ink cannot be correctly or clearly revealed unless certain pre-negotiated manipulations have been applied to the marked work. To facilitate such behavior, models and implementations based on both spread-spectrum and quantization-based watermarking approaches are investigated. Finally, benefits and limitations for applying digital invisible ink in common steganography systems and secret communications enabling plausible deniability are discussed.