Introduction - If you have any usage issues, please Google them yourself
Cryptography is an ancient and esoteric disciplines, it is ordinary people born Mo, since a long time, only in a few within, such as military, diplomatic, and intelligence departments. Computer cryptography is to study the computer information encryption, decryption and transformation of science, mathematics and computers, cross-discipline, but also a new subject. As computer networks and computer communications technology, computer cryptography has received unprecedented attention and the rapid spread and develop. In other countries, it has become a major research direction of computer security, but also teaching computer security in the main content.