: Reviewers frequently cite it as "the best single book on cryptology today". Bauer, a renowned German professor, offers unique insights—such as how specific American ciphers were compromised in WWII—that might be sensitive for US or UK-based authors to publish.
The book is systematically divided into two primary sections that cover the dual nature of the "secret science": Decrypted Secrets
: The text is "spiced" with historical anecdotes and personal stories, particularly focusing on the first half of the 20th century. : Reviewers frequently cite it as "the best