Save Big on Coursera Plus. 7,000+ courses at $160 off. Limited Time Only! Grab it Explore the fundamental concepts of finite fields, also known as Galois fields, in this 20-minute podcast by Bill Buchanan OBE. Delve into the world of cryptography as you revisit childhood memories of long addition, subtraction, and multiplication. Discover how these mathematical operations relate to the fascinating realm of finite fields and their crucial role in modern cryptographic systems. Gain insights into the carry-over process in arithmetic and its significance in understanding finite field operations. Learn how these mathematical structures form the backbone of many encryption algorithms and cryptographic protocols used today.