Ключевые слова: access, attack, background, business, chain, closeup, combination, communication, computer, concept, confidential, connection, crime, cyber, cyberspace, danger, data, digital, encryption, firewall, hack, hacker, identity, information, internet, key, keyboard, laptop, lock, metal, network, object, online, padlock, password, privacy, program, protection, risk, safe, safety, secure, security, server, software, system, table, technology, virus, web,