Ключевые слова: antivirus, authorization, communication, computer, concept, connection, cyber, cyberspace, data, database, defense, diagram, digital, file, fire, firewall, guard, hacker, illustration, information, infrastructure, internal, internet, labeled, lock, model, net, network, online, outline, password, pc, privacy, protection, public, risk, safe, safety, scheme, security, server, shield, system, technology, virus, wall, web,