The book investigates the clandestine operations and intelligence challenges surrounding Cold War radio stations based in Munich. It details the history of Radio Free Europe and Radio Liberty, exploring the security and intelligence problems inherent in their operations during this tense geopolitical period. The work draws upon previously unpublished security reports and documents to illuminate the extent of hostile intelligence activities.

The book is recognized for its in-depth examination of the security and intelligence aspects of Cold War broadcasting. Its focus on the Munich stations and the inclusion of rare, unpublished documents provides a unique perspective on the era's clandestine operations. The work is considered a valuable resource for understanding the complexities of information warfare and intelligence gathering during the Cold War.