Ключевые слова: access, attack, background, business, circuit, computer, concept, confidential, confidentiality, connection, crime, cyber, cyberspace, data, defense, digital, encryption, firewall, fraud, icon, identity, information, internet, keyhole, lock, network, online, pad, padlock, policy, privacy, private, protect, protection, safe, safety, screen, secure, secured, security, shield, software, symbol, system, tech, technology, virus, web,