Comparative Evaluation of Semi Fragile Watermarking Algorithms for Image Authentication.
Archana TiwariManisha SharmaPublished in: J. Information Security (2012)
Keyphrases
- watermarking algorithm
- semi fragile
- image authentication
- jpeg compression
- watermarking scheme
- semi fragile watermarking
- tamper detection
- signal processing
- digital watermarking
- copyright protection
- image watermarking
- wavelet domain
- spread spectrum
- watermarking technique
- lossy compression
- watermark detection
- dct coefficients
- public key
- watermark embedding
- additive noise
- watermarking method
- natural images
- multiscale