Abstract: The study is considered the terminological concepts in the sphere of the prevention of penitentiary crime. Formation of scientific and reasonable strategy of impact on crime in system of execution of punishments is one of essential and really feasible tasks today, the concept “penitentiary or criminal and executive policy” is implementer introduced into scientific and practical circulation. Thus, penitentiary policy in the sphere of crime prevention, it is necessary to understand as system of social and legal measures of the destroying (anti-criminal) impact on various destructive manifestations in the conditions of execution of punishments.