Relacionar Columnas Secret WritingVersión en línea ........... por Tea Cher 1 Scalp 头皮 2 Alum 明矾 3 Secret agent 密探 4 Vital information 重要信息 5 Cunning 狡猾 6 Steganography 隐写术 7 Substitution 代换 8 Ancient 古老的 9 Transposition 换位 10 Cryptography 密码学: The practice of concealing messages or information within other non-secret data. The practice or study of techniques for secure communication in the presence of third parties. The act of replacing one thing with another. Clever, sly, or crafty in achieving one's goals or solving problems. A chemical compound used for various purposes, including as a mordant in dyeing and as an ingredient in some inks. The skin covering the top of the head. A person who works covertly to gather information or perform espionage activities. Belonging to a time long past, typically referring to a period in history. The act of changing the position or order of something. Critical or essential information that is of utmost importance.
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