57 citations · 125 across the 8 of their papers we have counts for
8 papers
Decentralized Finance (DeFi): A Survey
Erya Jiang, Bo Qin, Qin Wang +7
Decentralized Finance (DeFi) is a new paradigm in the creation, distribution, and utilization of financial services via the integration of blockchain technology. Our research condu…
BDTS: Blockchain-based Data Trading System
Erya Jiang, Bo Qin, Qin Wang +5
Trading data through blockchain platforms is hard to achieve \textit{fair exchange}. Reasons come from two folds: Firstly, guaranteeing fairness between sellers and consumers is a…
T-DB: Toward Fully Functional Transparent Encrypted Databases in DBaaS Framework
Xiaofei Wang, Qianhong Wu, Yuqing Zhang
Individuals and organizations tend to migrate their data to clouds, especially in a DataBase as a Service (DBaaS) pattern. The major obstacle is the conflict between secrecy and ut…
Generating Searchable Public-Key Ciphertexts with Hidden Structures for Fast Keyword Search
P. Xu, Q. Wu, W. Wang +3
Existing semantically secure public-key searchable encryption schemes take search time linear with the total number of the ciphertexts. This makes retrieval from large-scale databa…
Flexible Attribute-Based Encryption Applicable to Secure E-Healthcare Records
Bo Qin, Hua Deng, Qianhong Wu +3
In e-healthcare record systems (EHRS), attribute-based encryption (ABE) appears as a natural way to achieve fine-grained access control on health records. Some proposals exploit ke…
On the Security of Privacy-Preserving Vehicular Communication Authentication with Hierarchical Aggregation and Fast Response
Lei Zhang, Chuanyan Hu, Qianhong Wu +2
In [3], the authors proposed a highly efficient secure and privacy-preserving scheme for secure vehicular communications. The proposed scheme consists of four protocols: system set…
On the Security of MTA-OTIBASs (Multiple-TA One-Time Identity-Based Aggregate Signatures)
Lei Zhang, Qianhong Wu, Josep Domingo-Ferrer +2
In [3] the authors proposed a new aggregate signature scheme referred to as multiple-TA (trusted authority) one-time identity-based aggregate signature (MTA-OTIBAS). Further, they…
Flexible and Robust Privacy-Preserving Implicit Authentication
Josep Domingo-Ferrer, Qianhong Wu, Alberto Blanco-Justicia
Implicit authentication consists of a server authenticating a user based on the user's usage profile, instead of/in addition to relying on something the user explicitly knows (pass…