保密作为一种社会管理行为，早在夏商周时期就已具雏形，经秦汉以后历代中央集权制国家的发展，到唐宋元明清时期，随着国家政权体制的日趋完善，保密法规制度建设也日渐系统规范。 唐代是我国封建社会发展中的一个鼎盛时期，封建中央集权制建设也进一步强化，中央以尚书、中书 As a social management act, confidentiality has taken shape in the early period of Xia, Shang and Zhou Dynasties. After the development of the centralized state in successive generations since the Qin and Han dynasties, with the progress of the state power system in the Tang, Song, Yuan, Yuan Dynasties, the construction of the secrecy laws and regulations Increasingly systematic specification. The Tang Dynasty was a heyday in the development of the feudal society in our country. The construction of the centralized state power in feudal China was further intensified. The Central Government adopted the Shangshu and Zhongshu