Top Secret History Of Codes & Codebreaking

Item Information
Item#: 9780750298841
Author Apps, Roy
Cover Paperback
On Hand 0
On Order 0
 


Explore the history of codes from The Haircut Code, used by the Persians to convey messages in war, to Ancient He
ew ciphers, pictorial codes of the Egyptians and Mayans to letter codes in ancient Rome and substitution ciphers used in Tudor England when the execution of Mary, Queen of Scots was being planned. Find out about modern-day codes, such as tennis players Laura Robson and Heather Watson's 'back slang' when playing doubles and computer codes in the 21st century including the safety of passwords.This book features strange-but-true facts that are real-life extraordinary stories of codes and their code
eakers and 'Code Cracker' practical activities show how you can build or solve your own codes!