Ключевые слова: abstract, access, backup, binary, bytes, cd, cdrom, chain, close, closeup, code, color, colorful, compact, computer, concept, confidential, data, digital, disc, disk, dvd, encryption, files, guard, hacker, hard, industrial, information, intellectual, isolated, key, lock, locksmith, media, metal, padlock, password, pirate, preserve, privacy, property, protect, protection, safe, safeguard, safety, secret, secure, security, shut, single, spying, spyware, steel, storage, strength, strong, technology, theft, ulock, versatile, white,