Ключевые слова: abstract, alarm, anti, assurance, black, business, company, computer, concept, control, corporate, defender, design, development, digital, element, flat, font, gold, graphic, grotesque, guarantee, guard, home, house, icon, illustration, isolated, keyhole, letter, lettering, lock, padlock, protection, reliability, safe, safety, security, sign, smart, system, template, text, theft, tough, typography, web, white,