TEE-assisted Blockchain System

  1. [PDF] SoK: TEE-assisted Confidential Smart Contract. To appear.
    22nd Privacy Enhancing Technologies Symposium (PETS 2022)
    Rujia Li*, Qin Wang*, Qi Wang, David Galindo, Mark Ryan (*equal contribution)

  2. [PDF] Poster: An Offline Delegatable Cryptocurrency System.
    The Network and Distributed System Security Symposium (NDSS 2021)
    Rujia Li, Qin Wang, Xinrui Zhang, Qi Wang, David Galindo, Yang Xiang

  3. [PDF],[PPT],[VIDEO] An Offline Delegatable Cryptocurrency System.
    3rd IEEE International Conference on Blockchain and Cryptocurrency (ICBC 2021).
    Rujia Li*,Qin Wang*, Xinrui Zhang, Qi Wang, David Galindo, Yang Xiang (*equal contribution)

  4. [PDF],[PPT],[VIDEO] An Accountable Decryption System Based on Privacy-Preserving Smart Contracts.
    23rd Information Security Conference (ISC 2020).
    Rujia Li, Qin Wang, FengLiu, Qi Wang, David Galindo

  5. [PDF],[PPT] Auditable Credential Anonymity Revocation Based on Privacy-Preserving Smart Contracts
    ESORICS 2019, 3rd International Workshop on Cryptocurrencies and Blockchain Technology
    Rujia Li, David Galindo, Qi Wang

Blockchain Consensus Algorithm

  1. [PDF] Frontrunning Block Attack in PoA Clique: A Case Study. To appear.
    4th IEEE International Conference on Blockchain and Cryptocurrency (ICBC 2022)
    Xinrui Zhang, Qin Wang, Rujia Li, Qi Wang

  2. [PDF] Exploring Unfairness on Proof of Authority: Order Manipulation Attacks and Remedies. To appear.
    17th ACM ASIA Conference on Computer and Communications Security (ACM ASIACCS 2022)
    Qin Wang*, Rujia Li*, Shiping Chen, Qi Wang, Yang Xiang (*equal contribution)

  3. [PDF] Poster: A Weak Consensus Algorithm and Its Application to High-Performance Blockchain.
    The Network and Distributed System Security Symposium (NDSS 2021)
    Qin Wang, Rujia Li, Qi Wang

  4. [PDF],[PPT],[VIDEO] A Weak Consensus Algorithm and Its Application to High-Performance Blockchain.
    40th IEEE International Conference on Computer Communications (INFOCOM 2021).
    Qin Wang*, Rujia Li* (*equal contribution)

Others

  1. [PDF] How Do Smart Contracts Benefit Security Protocols?
    Rujia Li*, Qin Wang*, Qi Wang, David Galindo (*equal contribution)

  2. [PDF] Non-Fungible Token (NFT): Overview, Evaluation, Opportunities and Challenges.
    Qin Wang*, Rujia Li*, Qi Wang, Shiping Chen (*equal contribution) highly cited paper.

  3. [PDF],[PPT] Poster: Transparent Certificate Revocation for CBE Based on Blockchain.
    41st IEEE Symposium on Security and Privacy (SP 2020).
    Qin Wang*, Rujia Li*, Qi Wang, David Galindo (*equal contribution)

Patents

  • [PT1] A New Single Sign-on System and Its Method, 2015
    Patent No.:CN105430014B. Status: Granted
    Haiqiang Xie,Qingyuan Cai,Rujia Li

Thesis


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