ТЕХНОЛОГІЯ БЛОКЧЕЙН ДЛЯ ВИРІШЕННЯ ПРОБЛЕМ ЦИФРОВОГО МАРКЕТИНГУ
This article examines the security issues of digital marketing. Blockchain is a revolutionary technology that will continue to evolve due to mass digitization, which in turn is due to the COVID-19 pandemic. The purpose of this study is to analyze the benefits of using blockchain technology in digital marketing. The subject of the study are acute and topical issues of digital marketing. The hypothesis of the study is the assumption that all blocks and ever performed transactions of network users are connected to each other using complex algorithms. Attempting to change anything in one of the blocks destroys the integrity of the chain and is rejected by the computers of other participants. Presentation of the main material. The article describes the key areas of use of blockchain technology in digital marketing, describes the new business models of digital enterprises. The relations of new business models of digital economy are determined. The most viable blockchain startups in the field of digital advertising are considered. The disadvantages and advantages of blockchain technology in marketing are identified. Originality and practical significance of the study. The study emphasizes that the relationship between businesses and consumers is being reviewed as trust, which is usually passed on through mediation, is strengthened and data becomes more secure under customer control. This level of visibility allows users to interact with companies and give them access to their information, ultimately changing the dynamics of customer relationships. Conclusions and prospects for further research. Note that the choice of blockchain technology will allow companies to shift the importance of marketing activities to move towards creating a digital product and forming a new value chain for the consumer.