Black Cipher

Black Cipher signals the dawn of the cryptothriller.

Payne Harrison， the author of the best-selling Storming Intrepid and Thunder of Erebus， spins his narrative magic vet again -- this time exploring the fascinating but clandestine world of codebreaking and signals intelligence.

Secluded in the quiet Gloucestershire township of Cheltenham is the hypersecret codebreaking and signals intelligence enclave of the British spy machine. Known as Government Communications Headquarters， it is home to a small army of eavesdroppers， linguists， and codebreakers who secretly probe the airwaves for the defense of the realm.

Within this high-tech fortress is a man of great mystery， urbanity， and elan， whose powers in the field of cryptanalysis are nothing short of legendary. His name is Fai