Cross-Chain-Based Distributed Digital Identity: A Survey. - Tianxiu Xie; Hong Zhang; Yiwei Feng; Jing Qi; Chennan Guo; Gangqiang Yang; Keke Gai (SmartCom, 2022)

Index Multilinear Tree-based Cross Chain for Decentralized Identity Governance. - Chennan Guo; Tianxiu Xie; Keke Gai (HPSC, 2024)

A Survey of Network Covert Channel: Construction and Detection. - Xuhan Kou; Yin Lei; Chennan Guo; Yihang Wei; Zhuo Chen; Xiangbo Yuan; Keke Gai (BigDataSecurity, 2025)

Verifiable decentralized identity-based meta-computing in Industrial Internet of Things (IIoT). - Kai Ding 008; Tianxiu Xie; Keke Gai; Chennan Guo; Liangqi Lei; Dongjue Wang; Jing Yu 007; Liehuang Zhu; Weizhi Meng 001 (J. Syst. Archit., 2025)

SLVC-DIDA: Signature-less Verifiable Credential-based Issuer-hiding and Multi-party Authentication for Decentralized Identity. - Tianxiu Xie; Keke Gai; Jing Yu 007; Chennan Guo; Liehuang Zhu (CoRR, 2025)