Ключевые слова: assurance, assured, background, best, business, businessman, button, certificate, certification, certified, click, client, company, compliance, concept, conceptual, control, corporate, customer, cyberspace, development, digital, guarantee, guideline, icon, industrial, industry, internet, law, management, organization, person, procedure, process, product, quality, regulation, rule, satisfaction, screen, service, sign, standard, standardization, symbol, system, technology,