In today's extensively wired world, cryptology is vital for guarding communication channels, databases, and software from intruders. Increased processing and co

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 daw

A vital instrument of power, telecommunications is and has always been a political technology. In this book, Headrick examines the political history of telecomm