About the book: 2011 / Intelligence is the most closed area of ​​human activity. But nowadays this concept of intelligence has changed to a large extent. Many books have appeared, films and TV series have been released. And yet, intelligence is still the most mysterious area of ​​the intelligence services today. It is not for nothing that illegal intelligence officers are people of extraordinary destiny. What makes them so is the specific nature of their dangerous activities, their secret lives under false names and with fictitious documents. Illegal intelligence officers are the golden fund of foreign intelligence. This is, one might say, a “piece goods”. They take years to prepare. And they are prepared for very serious, complex and responsible work abroad. This book is about them - “fighters of the invisible front”, whose feat should never be forgotten.