Keyphrases
- security mechanisms
- digital watermarking
- countermeasures
- shortest path
- security issues
- malicious attacks
- watermarking scheme
- security threats
- public key
- security problems
- security risks
- optimal path
- malicious users
- denial of service attacks
- copyright protection
- security protocols
- resource constrained
- multiresolution
- security requirements
- information exchange
- endpoints
- discrete wavelet transform
- access control