Название: The Codebreakers: The Comprehensive History of Secret Communication from Ancient Times to the Internet Автор: David Kahn Издательство: Scribner/Macmillan Library Reference USA Год: 1996 Формат: pdf Страниц: 1413 Размер: 16,96 Мб Язык: английский
The magnificent, unrivaled history of codes and ciphers—how they're made, how they're broken, and the many and fascinating roles they've played since the dawn of civilization in war, business, diplomacy, and espionage—updated with a new chapter on computer cryptography and the Ultra secret.