Ключевые слова: 2, banking, block, blocks, business, client, commerce, commission, concept, conceptual, cube, customer, directive, efficiency, european, finance, financial, funds, increase, industry, law, legislation, letter, market, metaphor, money, online, pay, paying, payment, payments, protection, providers, psd, psd2, rights, safety, security, service, services, technology, text, union, wooden, word,