Suggested answer All temptation is an attack that falls upon you anytime and from anywhere Temptation is also something that you crave for now but regret later Just as fire tries iron, temptation tries a Just man

Lead-in Questions 1. Are you iron deficient 2. How would you know? a. tired b. have reduced ability to exercise. C. have poor stamina d. get frequent infections e. are lethargic

Leading-in Activities: Discussion 1. What's your definition of money? 2. What attitude should we take toward money? 3.What’ your fantasy?

Try to find out all expressions showing graceful hands” in our text.How many times? Find out words of Mrs. Clark Pick out descriptions about ward and Mrs Clarks physical conditions

公钥密码体制的简介 背包问题 RSA算法 ElGamal算法 ECC算法 IBE算法

哈尔滨工程大学：《计算机安全与密码学 Computer Security and Cryptography》课程教学资源（课件讲稿）散列函数与消息认证码 Hash and Message Authentication Code

序列密码的介绍 线性反馈移位寄存器 非线性序列 序列密码的算法举例(A5、RC4)

分组密码的简介 DES密码算法 AES密码算法 分组密码的操作方式

主要内容： 密钥管理的简介 密钥的生命周期 公钥证书 密钥分配 密钥协商 密钥托管 密钥分割

本讲主要内容： 公钥密码体制的简介 背包问题 RSA算法 ElGamal算法 ECC算法 IBE算法