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密码学是一门研究秘密信息的隐写技术的学科,密码学技术可以使消息的内容对除发送者和接收者以外的所有人保密,可以使接收者验证消息的正确性,也是解决计算机与通信安全问题重要技术之一。
Cryptography is a discipline that studies the steganography of secret information. Cryptography can keep the content of the message secret to all but the sender and the receiver, enabling the receiver to verify the correctness of the message, Communication security issues one of the important technologies.