Ключевые слова: access, background, black, business, code, computer, concept, connection, cyberspace, design, element, encryption, firewall, flat, glowing, icon, illustration, internet, isolated, key, keyhole, lock, loop, open, padlock, password, plexus, privacy, private, protect, protection, safe, safety, secrecy, secure, security, shape, sign, symbol, system, technology, unlock, web,