Collusion-secure patchwork embedding for transaction watermarking.
Waldemar BerchtoldSascha ZmudzinskiMarcel SchäferMartin SteinebachPublished in: Media Forensics and Security (2011)
Keyphrases
- robust image watermarking
- watermarking algorithm
- watermarking technique
- information hiding
- data hiding
- watermark embedding
- digital images
- digital signature
- reversible watermarking
- watermarking scheme
- database
- spread spectrum
- image watermarking
- hidden information
- transaction processing
- security issues
- copyright protection
- security analysis
- key management
- concurrency control
- error correction
- trusted third party
- mobile payment
- watermark detection
- vector space
- security protocols
- blind watermarking
- image authentication
- authentication scheme
- wavelet domain
- real time database systems
- dct coefficients
- transaction data