Mona Garg is a Principal Security Engineer specializing in the security of large-scale payment systems that power global commerce. She brings deep expertise in application and platform security, threat modeling, and secure system design, combining technical depth with a pragmatic, business-first approach. Her current work focuses on advancing payment security and securing agentic AI systems. Earlier in her career, Mona strengthened the security of critical financial platforms at Visa. She holds a master's degree in Information Security Policy and Management from Carnegie Mellon University. She writes and speaks on emerging challenges at the intersection of security, AI, and risk.