https://www.cnbc.com/2018/06/04/major-bank-ceos-say-blockchain-will-underpin-the-financial-industry-in-five-years.html

Blockchain technology could soon revolutionize the global banking industry, according to the chief executives of two major European lenders.

Banks have invested millions in developing blockchain applications in recent years, as part of a broader industry effort to try to cut costs and simplify their back-office processes. The technology, which is perhaps better known as the software powering cryptocurrencies such as bitcoin, was initially treated with skepticism by international lenders.