Maritime corruption is a problem that requires a complex approach to find its solution. Maritime corruption represents a social, financial and environmental burden on the community. Corruption today is a very widespread and well-known concept in the maritime industry, which requires the efforts of both the public and private sector to try and eliminate it. The paper analyzes the concept of corruption itself and how it is divided. It describes the legal regulations that try to prevent the possibility of the occurrence of corrupt acts, as the main world organizations that participate in the fight against corruption. It describes the Maritime Anti-Corruption Network and the world-famous projects it established as part of a collective action carried out in different countries around the world. Furthermore, the tools used in the prevention and attempt to suppress corruption are analyzed, as well as the ways in which data is collected, the measured level of corruption in numerical value and the assigned probability of corrupt practices in every country of the world.