Professor Mingwu Zhang was invited to give a talk in our school on Dec. 7, 2019. The title of his talk is “Design Methods and Proof Ideas for Modern Public Key Cryptosystems”. In this talk, Professor Zhang mainly introduced the Elgamal and Cramer-Shoup algorithms, and proved the security of these two algorithms. Then he gave the proof of public key cryptosystem under CCA security based on these two algorithms.
Professor Mingwu Zhang is the specially-appointed professor of "Chu Tian Scholar" in Hubei Province and the director of the Institute of Big Data Security. He serves as the editorial board member of several international journals. He has published more than 70 papers and hosted more than 30 scientific research projects.