Dive into the world of cryptography with this comprehensive conference talk from Asiacrypt 2022 focusing on real-world protocols. Explore key concepts such as key exchange, key scheduling, and modular proof models. Learn about game handlers, key schedule security, and the expansion of security measures. Delve into uniqueness properties and linear homomorphic encryption. Examine reselling and reconstruction techniques, and uncover important secrets and remarks in the field. Gain valuable insights into the latest developments in cryptographic protocols and their practical applications in just over an hour and twenty minutes.