个人简介
研究方向
教育背景
工作经验
教授课程
发表论文
课题科研
研究团队
获奖信息

欧长海，男，苗族，博士，武汉大学国家网络安全学院教授。1989年出生于贵州铜仁，2013年毕业于北京交通大学计算机科学与技术专业，2018年获得中国科学院大学网络空间安全学院(中国科学院信息工程研究所)网络空间安全专业工学博士学位。同年，就职于新加坡南洋理工大学计算机科学与工程学院，任职Research Fellow，主攻应用密码学、硬件与嵌入式系统安全、密码侧信道分析与安全防护技术。
研究方向包括（但不限于）：应用密码学、硬件与嵌入式系统安全、侧信道安全、智能安全等。累计发表论文30余篇，包括IEEE TIFS、TC、TCAD、TITS、TVLSI、IEEE Internet of Things Journal、AsiaCCS等国际权威期刊和会议，以及电子学报、密码学报等国内一流期刊。其中，IEEE Transactions 共10余篇，CCF-A类一作7篇。担任EUROCRYPT、IEEE TIFS、TCAD、TOMM、ACM TECS、TCHES、Information Sciences、IEEE Internet of Things Journal、ICICS等知名期刊会议审稿人，第9、10届国际嵌入式系统安全证明研讨会（PROOFS）程序委员会委员。

欢迎对密码学、网络安全、系统安全、信号处理、人工智能、数理统计、数字电路等感兴趣的同学联系并加入我的团队（邮箱：keanut@126.com），度过愉快充实的研究生时光。


应用密码学、硬件与嵌入式系统安全、侧信道安全、智能安全等


2013/09-2018/06，中国科学院大学，网络空间安全学院（中国科学院信息工程研究所），博士/工学博士学位，导师：孙德刚


2009/09-2013/06，北京交通大学，计算机与信息技术学院，本科/工学学士学位


2021—至今，武汉大学国家网络安全学院， 教授


2018/08—2021/03，新加坡南洋理工大学， 计算机科学与工程学院，Research Fellow


《离散数学》


部分代表作如下：
一、期刊部分

2021年
[1]Shihui Zheng, Xudong Liu, Shoujin Zang, Yihao Deng, Dongqi Huang, andChanghai Ou.A Persistent-Fault based Collision Analysis against Advanced Encryption Standard. IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems. (已录用，CCF-A类)
2020年
[2]Changhai Ou, Xinping Zhou, Siew Kei Lam.Information Entropy Based Leakage Profiling.IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems. DOI: 10.1109/TCAD.2020.**,(2020) ( CCF-A类)
[3]Changhai Ou, Xinping Zhou, Siew-Kei Lam and Guiyuan Jiang.The Science of Guessing in Collision Optimized Divide-and-Conquer Attacks.IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, DOI: 10.1109/TCAD.2020.**. (CCF-A类)
[4]Changhai Ou, Siew-Kei Lam, Degang Sun, Xinping Zhou, Kexin Qiao, Qu Wang.SNR-Centric Power Trace Extractors for Side-Channel Attacks.IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, doi: 10.1109/TCAD.2020.**, (2020). (CCF-A类)
[5]Changhai Ou, Siew-Kei Lam, Chengju Zhou, Guiyuan Jiang, Fan Zhang.A Lightweight Detection Algorithm for Collision-Optimized Divide-and-Conquer Attacks. IEEE Transactions on Computers, 69(11): 1694-1706 (2020). (CCF-A类)
[6]Changhai Ou, Chengju Zhou, Siew-Kei Lam and Guiyuan Jiang.Multiple-Differential Mechanism for Collision-Optimized Divide-and-Conquer Attacks.IEEE Transactions on Information Forensics and Security, 16:418-430 (2021). (CCF-A类)
[7]Guiyuan Jiang, Siew-Kei Lam, Peilan He,Changhai Ou, Dihao Ai.A Multi-Scale Attributes Attention Model for Transport Mode Identification. IEEE Transactions on Intelligent Transportation Systems, DOI: 10.1109/TITS.2020.**, (2020) (CCF-A类)
[8]Qu Wang, Haiyong Luo, Langlang Ye, Aidong Men, Fang Zhao, Yan Huang,Changhai Ou.Personalized Stride-Length Estimation Based on Active Online Learning.IEEE Internet of Things Journal, 7(6): 4885-4897 (2020). (SCI-1区)
2019年
[9]Changhai Ou, Chengju Zhou and Siew-Kei Lam.A First Study of Compressive Sensing for Side-Channel Leakage Sampling.IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, 39(10): 2166-2177 (2020). (CCF-A类)
[10]Saru Vig, Rohan Juneja, Guiyuan Jiang, Siew-Kei Lam andChanghai Ou.Framework for Fast Memory Authentication using Dynamically Skewed Integrity Tree.IEEE Transactions on Very Large Scale Integration Systems,27(10):2331-2343 (2019). (CCF-B类)


2018年
[11]Changhai Ou, Zhu Wang, Degang Sun, Xinping Zhou.Group Collision Attack.IEEE Transactions on Information Forensics and Security, 14(4): 939-953 (2019). (CCF-A类)
2017年
[12]周新平,孙德刚,王竹,欧长海.一种基于奇异值分解的功耗轨迹筛选方法[J].电子学报,2017,45(09):2250-2255.
2015年
[13]Changhai Ou, Zhu Wang, Weiqing Huang, Xinping Zhou, Juan Ai and Na Pang.Amplified Template Attacks on Cryptographic Devices Using Hamming Weight Model.Journal of Cryptologic Research, 2(5): 477–486 (2015).
二、会议部分
[1]Changhai Ou, Zhu Wang, Juan Ai, Xinping Zhou, Degang Sun and V. Debrunner.Error Tolerance based Single Interesting Point Side Channel CPA Distinguisher.AsiaCCS 2016, Pages 819–827, 2016. (CCF-C类)
[2]Changhai Ou, Zhu Wang, Degang Sun, Xinping Zhou and Juan Ai.Group Verification based Multiple-Differential Collision Attack.ICICS 2016, Pages 145–156, 2016. (CCF-C类)
[3]Changhai Ou, Zhu Wang, Degang Sun, Xinping Zhou and Juan Ai.A New High Efficient Interesting Points Enhanced Electromagnetic Attack on AT89S52.EMC 2016,Pages:176–181, 2016. (国际电磁学旗舰会议)
[4]Changhai Ou, Zhu Wang, Degang Sun, Xinping Zhou and Juan Ai.Power Traces Clipping and Splicing Enhanced Correlation Collision Analysis.TrustCom 2016, Pages 989–995, 2016. (CCF-C类)
[5]Changhai Ou, Zhu Wang, Degang Sun, Xinping Zhou and Juan Ai.Uncertain? No, It’s Very Certain! - Recovering the Key from Guessing Entropy Enhanced CPA. In ICT Systems Security and Privacy Protection - 31st IFIP TC 11 International Conference,SEC 2016,Pages 308–320, 2016. (CCF-C类)
[6]Changhai Ou, Zhu Wang, Degang Sun, Xinping Zhou, Juan Ai and Na Pang.Enhanced Correlation Power Analysis by Biasing Power Traces.ISC 2016, Pages 59–72, 2016. (CCF-C类)










专业：网络空间安全
职称：教授
邮箱：keanut@126.com
个人主页：https://www.resear
chgate.net/profile/Changhai-Ou