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密码学历来是人们比较关切的一个课题,在信息量剧增,信息传递频繁的新时期,如何进一步深入广泛地开展密码理论的研究,并利用各种密码体制来加密某些关键信息,以达到保护自身利益的目的,这对国家和企业来说,都已成为一个至关重要的问题。一、密码技术的起源和发展密码技术是一门源渊流长的学科,早在三千年以前,古埃及文化已经有了相当发展,为了记载历代法老王朝的业绩,当时有些擅长书写的人,在刻记墓碑的铭文时,采用了一些以奇特的象形符号来替代普遍象形文字的办法,以表示对法老和贵族们的崇敬和神
Cryptography has always been a subject that people are more concerned about. In the new era of rapid increase in information amount and frequent information transmission, how to further study cryptology in depth and use various cryptosystems to encrypt certain key information so as to achieve For the purpose of protecting their own interests, this has become a crucial issue for both countries and enterprises. First, the origins and development of cryptography Cryptography is a long history of subject, as early as three thousand years ago, ancient Egyptian culture has been considerable development, in order to record the performance of the Pharaohs in the past, when some good writing, at Engraving the inscriptions on the tombstones, a number of ways of substituting the use of fanciful pictograms for universal hieroglyphs were used to show respect and reverence for Pharaohs and aristocrats