HRA-Secure Homomorphic Lattice-Based Proxy Re-Encryption with Tight Security.
Aloni CohenDavid Bruce CousinsNicholas GeniseErik KlineYuriy PolyakovSaraswathy RVPublished in: IACR Cryptol. ePrint Arch. (2024)
Keyphrases
- encryption scheme
- proxy re encryption
- public key encryption
- standard model
- security model
- cca secure
- ciphertext
- security analysis
- public key
- cryptographic protocols
- diffie hellman
- identity based encryption
- security requirements
- keyword search
- public key cryptosystem
- access control
- secret key
- data sharing
- security properties
- security issues
- private key
- lossless compression
- secret sharing scheme
- security measures
- security level
- hash functions
- authentication protocol
- information security