Pretorianin Putina. How did the presidential bodyguard become a symbol of the pathology of the Russian service?

The chiefs of the presidential safety services, by definition, operate in the shadows, but the stableness of the government is crucially dependent on them. According to the Azerbaijani portal Modern.az, leaders of specified services are chosen due to their advanced professionalism, long-term service in force structures and absolute individual loyalty to the head of state.