Keyphrases
- digital signature
- smart card
- public key
- key management
- security mechanisms
- blind signature
- elliptic curve
- blind signature scheme
- trusted third party
- signature scheme
- data integrity
- digital watermarking
- public key cryptography
- security analysis
- private key
- database
- spatial domain
- security issues
- security requirements
- database design
- peer to peer
- low cost