Explore the latest advancements in decision and game theory for security applications with the GameSec 2022 Proceedings. This volume, presented at the 13th International Conference held in Pittsburgh, PA, USA, features cutting-edge research and discussions from leading experts in the field. Discover innovative approaches to modeling, analyzing, and solving complex security challenges using game-theoretic principles. Ideal for researchers, practitioners, and students interested in cybersecurity, artificial intelligence, and strategic decision-making. Key Topics Include: - Game theory applications in cybersecurity - Decision-making under uncertainty - Security of complex systems - Robustness and resilience in security - Economic aspects of security This collection provides valuable insights into the theoretical foundations and practical implementations of game theory for enhancing security in various domains. A must-have resource for anyone working at the intersection of game theory and security.