Espionage--the practice of spying to gather secret information--isn't a new method of gaining an edge on a competitor or enemy. However, technology has opened new doors to this sometimes illegal covert activity. Many countries, including the United States, even have government-sanctioned spies. There's some truth in the James Bond stories! In this book, the methods and tools of espionage and anti-espionage are examined, including surveillance, bugging,...