Presents history, trivia, and code-breaking tales in a guide book to the world of secret writing that includes examples of a variety of codes and ciphers

The award-winning New York Times bestseller about the American women who secretly served as codebreakers during World War II—a "prodigiously researched and engrossing" (New York Times) book that "shines a light on a hidden chapter of American history" (Denver Post).
Recruited by the U.S. Army and Navy from small towns and elite colleges, more than ten thousand women served as codebreakers during World War II. While...

In this picture book biography, young readers will learn all about Elizebeth Friedman (1892-1980), a brilliant American code breaker who smashed Nazi spy rings, took down gangsters, and created the CIA's first cryptology unit. Her story came to light when her secret papers were finally declassified in 2015. From thwarting notorious rumrunners with only paper and pencil to "counter-spying into the minds and activities of" Nazis, Elizebeth held a pivotal...

In this book, Dejan Kosutic, author and experienced information security consultant, is giving away his practical know-how on ISO 27001 security controls. No matter if you are new or experienced in the field, this book teaches you everything you need to know about security controls. ISO 27001 Annex A Controls in Plain English is written primarily for beginners to ISO 27001, and for people with moderate knowledge about Annex A of the standard and...

Viren, Würmer, Trojanische Pferde, das Arsenal der Hackerangriffe auf IT-Infrastrukturen scheint unerschöpflich. Nachdem Computerwurm Stuxnet 2010 das Steuerungssystem eines iranischen Atomkraftwerks befallen hatte und Computer durch die Malware Flame ferngesteuert und ausspioniert wurden, sorgte 2015 ein Virus namens Duqu 2.0 für Schlagzeilen, weil er die IT von Unternehmen in Europa, Asien und den USA infiziert hatte. Was aber wenn Computer grundsätzlich...

To crack a secret code, Mac follows the clues to France and Japan where he must use his gaming skills and defeat his enemy, the KGB Man.

"Blockchain Technology: Mastering the Digital Ledger Revolution"Embark on a transformative journey with "Blockchain Technology: Mastering the Digital Ledger Revolution," a comprehensive guide that demystifies the complex world of blockchain technology. This book is tailored for a diverse audience, from beginners curious about the basics to professionals looking to deepen their expertise in this rapidly evolving field.Inside the Book:Understanding...

Between Silk and Cyanide presents the memoir of the man who transformed code-making and code-breaking for the Special Operations Executive in World War Two. Leo Marks later went on to become an award-winning scriptwriter.

Build distributed applications that resolve data ownership issues when working with transactions between multiple parties Blockchain applications provide a single-shared ledger to eliminate trust issues involving multiple stakeholders. With the help of Introduction to Blockchain and Ethereum, you'll learn how to create distributed Blockchain applications which do not depend on a central server or datacenter. The course begins by explaining Bitcoin,...