Code Making and Code Breaking by Jack Luger is a practical guide to the world of cryptography. This illustrated book explores the art of creating secret codes and the methods used to decipher them. From simple substitution ciphers to complex algorithms, Luger delves into the history, techniques, and applications of cryptography. Whether you're a hobbyist, student, or professional, this book offers a clear and engaging introduction to the fascinating world of code making and breaking.