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Prof. Haixin Duan received his Ph.D in Computer Science from Tsinghua University in 2001, and currently leads the Network and Information Security Lab at the Institute for Network Sciences and Cyberspace of Tsinghua University. He has been a visiting scholar in UC Berkeley and worked as a senior scientist for the International Computer Science Institute (ICSI) in Berkeley, California.


For over 30 years, Prof. Duan has focused his teaching and research on network security and network measurement, with particular emphasis on DNS security, Email Security and Web and Web PKI Security. He and his team have discovered numerous security vulnerabilities in fundamental Internet security protocols, including DNS, HTTP and HTTPS. Their research has led top Internet service vendors or open-source organizations such as Google, Apple, Microsoft, CloudFlare and Apache to update their software and applications, improving the security of Internet infrastructure. Most of Prof. Duan’s research has been published in top network or security conferences such as ACM/SIGCOMM, Internet Measurement Conference, IEEE Symposium on Security and Privacy, ACM/CCS, USENIX Security, and NDSS, and got several Best Paper Award from these conferences.