Adaptively Secure Revocable Hierarchical IBE from k-linear Assumption.
Keita EmuraAtsushi TakayasuYohei WatanabePublished in: IACR Cryptol. ePrint Arch. (2020)
Keyphrases
- identity based encryption
- public key encryption
- standard model
- encryption scheme
- hierarchical structure
- data sets
- cca secure
- linear systems
- security model
- proxy re encryption
- database
- closed form
- hierarchical clustering
- linear model
- public key
- lightweight
- database systems
- security analysis
- information systems
- learning algorithm
- neural network