중앙 신뢰기관 없는 분산 데이터 공유 환경에서의 효율적인 데이터 검색을 위한 검색 인덱스 구성 방법
조남수, 김주영, 윤택영, 장구영
- 11403284 (2022.08.02)
18ZH1200, 데이터 안심사회를 위한 트러스트 데이터 커넥톰 핵심 원천 기술 개발,
- A method of providing a search index based on a Bloom filter in a distributed data sharing environment based a block chain includes generating, by a data generating device, Bloom filters used as the search index on the basis of a hash value calculated by applying a hash function to a keyword set for searching for data which is to be shared, generating, by a block providing server, a new block on the basis of the Bloom filters and the data received from the data generating device and performing proof of work (PoW) on the new block, for adding the new block to the block chain, and distributing, by a block distributing server, block chain data including the new block added to the block chain.
- KSP 제안 키워드
- BlockChain, Bloom Filter, Data sharing, Data sharing platform, Hash Function, Keyword Set, Proof of work, distributed data, hash value