Dive into the fundamentals of Multi-party Computation (MPC) in this comprehensive lecture from the International Association for Cryptologic Research (IACR). Explore the core concepts, protocols, and applications of MPC, a powerful cryptographic technique that enables multiple parties to jointly compute a function over their inputs while keeping those inputs private. Learn about the historical development of MPC, its theoretical foundations, and practical implementations. Gain insights into secure multiparty computation protocols, their security guarantees, and the challenges involved in designing efficient MPC systems. Discover how MPC is revolutionizing fields such as privacy-preserving data analysis, secure auctions, and distributed machine learning.