Ключевые слова: access, background, chain, closeup, computer, concept, data, desktop, encryption, firewall, guard, hack, hacker, hardware, icon, information, key, laptop, latch, lock, metaphor, mobile, mobility, notebook, office, padlock, pc, portable, prevention, privacy, private, protection, restricted, restriction, safe, safety, secret, secure, security, symbol, technology, unlock, unsafe,