Findings made in the Global Fintech Report 2017 by PwC prove that blockchain is quickly becoming a common element of business processes in finance. 55% of the questioned financial executives stated they were planning to make blockchain part of their production systems or processes by 2018, and 77% - by 2020. However, by the time the research by PwC was published, only a quarter of respondents saw themselves as very or extremely familiar with the technology. Out of all the executives, the most familiar are the ones located in North America 41% of respondents [6].