Ключевые слова: confidential, confidentiality, correspondence, criminal, data, document, documentation, espionage, file, fraud, government, illegal, information, intelligence, internet, investigation, investigator, journalist, keyboard, law, legal, machine, paper, password, piracy, privacy, private, protect, protection, relay, restricted, restriction, retro, sale, secrecy, secret, security, spy, spying, symbolic, text, theft, transfer, transmission, typescript, typewriter, vintage, word,