About Me

I am currently a third-year Ph.D. student at Department of Computer Science, City University of Hong Kong (CityU). My supervisor is Prof. Cong Wang. I received my B. E. degree in Information Engineering from South China University of Technology (SCUT) in 2013. I studied at Zhejiang University from September to December, 2013.

Research Interests

My primary research interests include cloud computing security, multimedia security, and privacy-preserving data processing.

Work Experience

Research Assistant, Department of Computer Science, CityU, Hong Kong, 08/2014 - 06/2015

Selected Publications

"Privacy-Preserving Image Denoising From External Cloud Databases",
Yifeng Zheng, Helei Cui, Cong Wang, and Jiantao Zhou,
IEEE Transactions on Information Forensics and Security (TIFS), vol. 12, no. 6, pp. 1285 - 1298, 2017.
"Toward Encrypted Cloud Media Center With Secure Deduplication",
Yifeng Zheng, Xingliang Yuan, Xinyu Wang, Jinghua Jiang, Cong Wang, and Xiaolin Gui,
IEEE Transactions on Multimedia (TMM), vol. 19, no. 2, pp. 251 - 265, 2017.
"A Practical System for Privacy-Aware Targeted Mobile Advertising Services",
Jinghua Jiang, Yifeng Zheng, Zhenkui Shi, Xingliang Yuan, Xiaolin Gui, and Cong Wang,
IEEE Transactions on Services Computing (TSC), in press, 2017.
"Enabling Encrypted Cloud Media Center with Secure Deduplication",
Yifeng Zheng*, Xingliang Yuan*, Xinyu Wang, Jinghua Jiang, Cong Wang, and Xiaoling Gui,
Proc. of ACM Symposium on Information, Computer and Communications Security (ASIACCS), pp. 63-72, Singapore, Apr. 14-17, 2015. (Acceptance ratio: 48/256= 17.8%)
"A novel image encryption scheme based on Hénon map and compound spatiotemporal chaos",
Yifeng Zheng and Jianxiu Jin,
Multimedia Tools and Applications, vol. 74, no. 18, pp. 7803-7820, 2015.
"A Novel Image Scrambling Degree Blind Evaluation Scheme Based on Bhattacharyya Coefficient",
Yifeng Zheng and Jianxiu Jin,
Proc. of IEEE/IET International Symposium on Communication Systems, Networks & Digital Signal Processing (CSNDSP), pp. 161-165, Manchester, UK, July 23- 25, 2014.