Understanding the Lorenz SZ40 and SZ42 Machines, Their Role in World War II, and Their Continued Relevance Today | Karthikeyan Nagaraj — Introduction: In the field of cryptography, the Lorenz cipher, also known as the Lorenz SZ40 and SZ42 machines, played a significant role during World War II. These machines were used by the German military to encrypt and decrypt messages, and their complexity made them nearly impossible to break without the use…