Ключевые слова: 24, abstract, background, bank, banking, black, business, cash, coin, concept, currency, dark, defence, defend, defense, design, dollar, economic, element, finance, financial, flat, gold, graphic, guard, hours, icon, illustration, insurance, investment, isolated, money, payment, protect, protection, safe, safeguard, safety, savings, secure, security, service, shield, sign, support, symbol, thin, time, wealth,