The Code Book by Simon Singh

*The Code Book* by Simon Singh explores the history of cryptography, the science of secure communication. It explains how code-breaking has shaped history, from ancient ciphers to modern encryption. The book covers key figures like Alan Turing, who helped crack the German Enigma code in World War II, and discusses the development of techniques like substitution ciphers, public-key cryptography, and digital security. Singh makes complex concepts accessible, emphasizing the importance of encryption for privacy, security, and technological progress. Overall, it reveals how codes and code-breaking have influenced personal privacy and global events.