Explore the evolution of cryptography from its historical foundations through modern applications and future developments in this 54-minute seminar. Learn about the transformation of cryptographic methods from pre-1970 techniques to contemporary encryption systems and emerging technologies. Discover how cryptographic principles have evolved to meet changing security needs and examine the potential future directions of this critical field. Gain insights from Dr. Duncan Buell's expertise in computer science and engineering as he traces the development of cryptographic systems and their real-world applications in securing digital communications and data protection.