BLOCKCHAIN TECHNOLOGY AND APPLICATION – SMEs ASPECT

This review article is designed for SME owners and directors to understand better what blockchains are and how they work and to support them to start an entirely new blockchain or fork an existing one and create a new token. The article presents technology bases and how blockchains can serve SMEs and foreseeable challenges that could jeopardize the achieved results. Particular attention the authors paid to blockchain applications, transaction cost reduction, and sensitive business information security. Even more attention the authors gave to the challenges connected with digital infrastructures and business practices, investments, lack of interoperability, lack of skills, and legal aspects. Chapter four discusses the creation of blockchains for SMEs from the aspects of choosing a type of blockchain, choosing of consensus mechanism, a platform selection, nodes design, operating systems, instances design, application programming interfaces, and user interfaces, and the blockchain finalizing. In chapter five, Conclusions, the authors draw conclusions based on the work presented in the article.