Title: Protection against corruption and bribery and their prevention Abstract This thesis deals with corruption and ways of its prevention. Initial chapter describes phenomenon of corruption in society, defines it and its Subchapter contains kinds of corruption. I try to explain the cause of origin of the corruption and its development phases in Chapter Two. Following Chapter Three is focused on measurement of corruption level and on existing corruption measurement methods also. This chapter concerns with description of Corruption Perception Index (CPI) published by Transparency International. The most important part of this diploma thesis is Chapter Four. This chapter is trying to find the suitable preventive measures that could reduce oc...