5 citations · 18 across the 11 of their papers we have counts for
11 papers
Bitcoin and Blockchain: Security and Privacy
Ehab Zaghloul, Tongtong Li, Matt Mutka +1
A cryptocurrency is a decentralized digital currency that is designed for secure and private asset transfer and storage. As a currency, it should be difficult to counterfeit and do…
Security and Privacy Enhancement for Outsourced Biometric Identification
Kai Zhou, Jian Ren
A lot of research has been focused on secure outsourcing of biometric identification in the context of cloud computing. In such schemes, both the encrypted biometric database and t…
Secure OFDM System Design and Capacity Analysis under Disguised Jamming
Yuan Liang, Jian Ren, Tongtong Li
In this paper, we propose a securely precoded OFDM (SP-OFDM) system for efficient and reliable transmission under disguised jamming, where the jammer intentionally misleads the rec…
P-MOD: Secure Privilege-Based Multilevel Organizational Data-Sharing in Cloud Computing
Ehab Zaghloul, Kai Zhou, Jian Ren
Cloud computing has changed the way enterprises store, access and share data. Data is constantly being uploaded to the cloud and shared within an organization built on a hierarchy…
PassBio: Privacy-Preserving User-Centric Biometric Authentication
Kai Zhou, Jian Ren
The proliferation of online biometric authentication has necessitated security requirements of biometric templates. The existing secure biometric authentication schemes feature a s…
Discrete Dynamic Causal Modeling and Its Relationship with Directed Information
Zhe Wang, Yu Zheng, David C. Zhu +2
This paper explores the discrete Dynamic Causal Modeling (DDCM) and its relationship with Directed Information (DI). We prove the conditional equivalence between DDCM and DI in cha…
Performance Optimization of Network Coding Based Communication and Reliable Storage in Internet of Things
Jian Li, Yun Liu, Zhenjiang Zhang +2
Internet or things (IoT) is changing our daily life rapidly. Although new technologies are emerging everyday and expanding their influence in this rapidly growing area, many classi…
ExpSOS: Secure and Verifiable Outsourcing of Exponentiation Operations for Mobile Cloud Computing
Kai Zhou, M. H. Afifi, Jian Ren
Discrete exponential operation, such as modular exponentiation and scalar multiplication on elliptic curves, is a basic operation of many public-key cryptosystems. However, the exp…
Optimal Construction of Regenerating Code through Rate-matching in Hostile Networks
Jian Li, Tongtong Li, Jian Ren
Regenerating code is a class of code very suitable for distributed storage systems, which can maintain optimal bandwidth and storage space. Two types of important regenerating code…
CASO: Cost-Aware Secure Outsourcing of General Computational Problems
Kai Zhou, Jian Ren
Computation outsourcing is an integral part of cloud computing. It enables end-users to outsource their computational tasks to the cloud and utilize the shared cloud resources in a…
Beyond the MDS Bound in Distributed Cloud Storage
Jian Li, Tongtong Li, Jian Ren
Distributed storage plays a crucial role in the current cloud computing framework. After the theoretical bound for distributed storage was derived by the pioneer work of the regene…