Hierarchical watermarking for secure image authentication with localization.
Mehmet Utku CelikGaurav SharmaEli SaberA. Murat TekalpPublished in: IEEE Trans. Image Process. (2002)
Keyphrases
- image authentication
- authentication scheme
- public key
- watermarking scheme
- jpeg compression
- digital signature
- key management
- digital watermarking
- semi fragile watermarking
- security analysis
- smart card
- watermarking algorithm
- copyright protection
- authentication protocol
- secret key
- user authentication
- image content
- digital images
- ad hoc networks
- watermark embedding
- signal processing