Ключевые слова: access, application, background, bank, banking, banknotes, bills, blue, close, concept, control, cyberspace, deposit, design, digital, dollar, economy, finance, financial, investment, key, keyhole, lock, mobile, modern, money, object, online, open, padlock, phone, prevention, privacy, private, property, protection, safe, safety, save, savings, screen, secret, secure, security, smartphone, technology, top, unlock, view, web,