Tightly secure hierarchical identity-based encryption.
Roman LangrehrJiaxin PanPublished in: IACR Cryptol. ePrint Arch. (2019)
Keyphrases
- identity based encryption
- standard model
- public key encryption
- public key
- security model
- encryption scheme
- cca secure
- provably secure
- proxy re encryption
- ciphertext
- security analysis
- diffie hellman
- signature scheme
- public key cryptosystem
- secret key
- security requirements
- access control
- digital signature
- key management
- information retrieval
- secure communication
- cryptographic protocols
- private key
- authentication protocol
- low cost
- multiresolution