Security improvements of several basic quantum private query protocols with O(log N) communication complexity.
Fang YuDaowen QiuXiaoming WangQin LiLvzhou LiJozef GruskaPublished in: Theor. Comput. Sci. (2020)
Keyphrases
- communication protocols
- worst case
- database
- messages exchanged
- communication cost
- security protocols
- response time
- query processing
- inference control
- query complexity
- communication protocol
- security properties
- key agreement protocol
- keywords
- multi party
- privacy preserving
- query expansion
- medium access control
- query evaluation
- user queries
- communication networks
- authentication protocol
- security services
- relevance feedback
- cryptographic protocols
- data sources
- secure communication
- secure multiparty computation
- application level
- security mechanisms
- resource constrained
- security issues
- computer networks
- intrusion detection
- access control
- lower bound
- data structure
- encryption scheme
- physical layer
- network security
- key exchange
- information retrieval systems
- homomorphic encryption
- semi honest