The article examines the features of criminal liability for transactions related to the circulation of cryptocurrencies. In order to determine the specifics of criminal violations in the field of cryptocurrency circulation, the legal nature of cryptocurrencies is studied. It is concluded that in order to properly qualify criminal offenses related to the circulation of cryptocurrencies, it is advisable to recognize cryptocurrencies as a type of property or money. The article analyzes the global approaches to the legal regulation of relations related to the circulation of cryptocurrencies. Based on the results of this analysis, it is concluded that relations regarding cryptocurrencies in most countries of the world are insufficiently regulated and are still outside of the legal field. This complicates, inter alia, the establishment of criminal liability for transactions involving the circulation of cryptocurrencies. A significant part of the article is devoted directly to the study of criminal liability for transactions involving the circulation of cryptocurrencies in different countries. The norms of the Criminal Codes, which establish liability for criminal violations in the field of cryptocurrency circulation, are analyzed. The measures that need to be implemented to ensure the control of government agencies over the circulation of cryptocurrencies and the security of all operations related to cryptocurrencies are identified.

The article examines areas of combating corruption in Ukraine, as a country with a high level of corruption, and some other countries with successful experience in combating corruption crimes. The article highlights features of state policy and criminal legal means of combating corruption crimes in Ukraine. The shortcoming of the state policy in the field of overcoming corruption were revealed, among which is the fact that Ukraine does not meet the requirements of international instruments for interaction between government and the public. The mechanism of counteraction to corruption in Ukraine is defined and the reasons of high level of corruption in Ukraine are revealed. The international experience in the fight against corruption crimes has been studied in order to identify and borrow effective experience in combating corruption. The experience of countries with a low level of corruption shows that the system of measures to prevent corruption should be based on the principles of legality, publicity, transparency, inevitability of punishment of perpetrators of corruption crimes. Based on foreign experience, recommendations for improving the anticorruption mechanism in Ukraine have been developed.

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The article is devoted to the study of the peculiarities of combating fraud in the field of finance, in particular, combating crimes in the field of lending. The experience of Ukrainian law enforcement agencies in combating credit fraud has been studied. The experience of some European Union countries in combating financial fraud is analyzed. To achieve the goal of the paper a set of general scientific and special methods was used, such as method of system-structural analysis, dogmatic (formal-logical), historical, general sociological, comparative-legal method and others. It is concluded in the article that the rules of criminal law of Ukraine establish more severe penalties for some crimes compared to EU countries. For example, this applies to crimes in the field of money laundering. On the other hand, some offenses that do not qualify as crimes in Ukraine are recognized as criminal offenses in the EU. For example, this applies to abuses in the field of insurance. According to the results of the study, the solution of some important issues is proposed such as improvement of the current legislation in the field of credit and financial relations, adaptation of the legislation of Ukraine to international norms and standards in the system of credit and financial relations.