Ключевые слова: abstract, access, attack, black, block, blue, chain, code, computer, concept, crack, cyber, data, digital, display, encoded, encryption, firewall, hack, hacker, icon, internet, isolated, key, keyhole, lock, matrix, network, number, online, padlock, password, pictogram, privacy, program, protect, protection, safety, screen, secure, security, shadow, software, source, symbol, system, tech, unlock,