4 papers
A Privacy-Preserving Logistics Information System with Traceability
Quanru Chen, Jinguang Han, Jiguo Li +2
Logistics Information System (LIS) is an interactive system that provides information for logistics managers to monitor and track logistics business. In recent years, with the rise…
Oblivious Location-Based Service Query
Jinguang Han
Privacy-preserving location-base services (LBS) have been proposed to protect users' location privacy. However, there are still some problems in existing schemes: (1) a semi-truste…
Anonymous Single Sign-on with Proxy Re-Verification
Jinguang Han, Liqun Chen, Steve Schneider +3
An anonymous Single Sign-On (ASSO) scheme allows users to access multiple services anonymously using one credential. We propose a new ASSO scheme, where users can access services a…
Anonymous Single-Sign-On for n designated services with traceability
Jinguang Han, Liqun Chen, Steve Schneider +2
Anonymous Single-Sign-On authentication schemes have been proposed to allow users to access a service protected by a verifier without revealing their identity which has become more…