本书采用英文方式介绍了信息安全领域最常用的知识。从技术方面来讲主要有黑客攻击技术、密码学、防火墙技术、入侵检测技术、网络安全协议、虚拟专用网技术、计算机病毒、公钥基础设施等。除此之外还介绍了当前信息安全管理方面的一些知识。
本书适合于信息安全专业的研究生或本科生。本书一方面可以作为“信息安全专业科技英语”课的教材，另一方面也可以作为信息安全专业“信息安全概论”课的英文版教材。

Chapter 1 Hacker Attack Technology
1.1 Definition and Classification of Attack
1.2 The Process or Methodology Hackers Use to Attack
1.3 The Methods and Ways of Attack
Chapter 2 Cryptography
2.1 Cryptography Introduction
2.2 Substitution Cryptography
2.3 Symmetric-key Cry6ptography
2.4 Public-key Cryptography
2.5 Cryptographic Hash Function
Chapter 3 Firewall
3.1 Introduction
3.2 Firewall Technologies
3.3 Firewall Architectures
3.4 Windows Firewall
3.5 Problems and Benefits of Firewall
Chapter 4 Intrusion Detection System
4.1 Introduction
4.2 State of the Art
4.3 Data Collection
4.4 Data Processing for Detection
4.5 Alarms, Logs and Actions
4.6 Example: Data Mining Approaches for IDS
4.7 Known Problems with IDS
Chapter 5 Network Security Protocol
5.1 Introduction
5.2 Kerberos Protocol
……
Chapter 6 Virtual Private Network
Chapter 7 Computer Virus
Chapter 8 Public-Key Infrastructure
Chapter 9 Information Security Management
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