GCHQ: The Secret Wireless War, 1900-1986

ISBN-13: 9781526755780 / Angielski / Twarda / 2020 / 272 str.

Nigel West

Opis

Signal intelligence is the most secret, and most misunderstood, weapon in the modern espionage arsenal. As a reliable source of information, it is unequalled, which is why Government Communications Headquarters, almost universally known as GCHQ, is severa