Towards Quantum Defenses against the Classically Indefensible

Thursday, October 15, 2026
Event Time 04:00 p.m. - 05:00 p.m. PT
Cost
Location Thornton Hall 829
Contact Email cs-dept@sfsu.edu

Overview

Abstract

Quantum computers are coming, but what can we do with them? Physicists are excited about quantum simulation and chemists, about molecular simulation. Cryptographers have their own answer. Quantum computing enables new and exciting ways to enforce trust that aren't possible with classical computers. One such capability is quantum money: a method of minting currency which forbids counterfeiting based not on special inks or watermarks, but on the laws of physics. I'll start by giving an overview of the first quantum money scheme, then discuss some of my recent research on bringing quantum cryptographic capabilities to a hybrid quantum-classical ecosystem where not everyone owns a quantum computer.

Biography

Justin Raizes is a post-doctoral researcher at NTT research. Previously, he did his PhD at Carnegie Mellon University and his undergrad at UC Santa Cruz (where he met CS Faculty, Matthew Gray!). When he's not busy being overwhelmed by deadlines, he enjoys cooking, reading, and the occasional backflip.

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