# Cohomology and cryptography

 Mathematical Conversations Topic: Cohomology and cryptography Speaker: Akshay Venkatesh Affiliation: Stanford University; Distinguished Visiting Professor, School of Mathematics Date: Friday, October 6 Time/Room: 6:00pm - 7:00pm/White-Levy Room

The Weil pairing is a bilinear form associated to an algebraic curve. I will tell you about it and why it is interesting to cryptographers. Then I'll talk about my (completely unsuccessful) attempts to make an interesting trilinear analogue.