Keyphrases
- forward secure
- secret key
- threshold signature scheme
- public key encryption scheme
- encryption scheme
- standard model
- smart card
- ciphertext
- digital signature
- key management
- digital libraries
- public key
- secure communication
- key distribution
- blind signature scheme
- diffie hellman
- signature scheme
- security analysis
- authentication protocol
- proxy re encryption
- hash functions
- security properties
- low cost