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第3章 网络防御技术 PowerPoint PPT Presentation


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第3章 网络防御技术. 指导教师 : 杨建国. 2013年8月10日. 第3章 网络防御技术. 3 .1 安全架构 3 .2 密码技术 3 .3 防火墙技术 3 .4 杀毒技术 3.5 入侵检测技术 3.6 身份认证技术 3.7 VPN技术 3.8 反侦查技术 3.9 蜜罐技术. 3 . 10 可信计算 3 . 11 访问控制机制 3 . 12 计算机取证 3 . 13 数据备份与恢复 3.14 服务器安全防御 3.15 内网安全管理 3.16 PKI网络安全协议 3.17 信息安全评估 3.18 网络安全方案设计. 3 .1 安全架构.

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第3章 网络防御技术

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3

:

2013810


3

  • 3.1

  • 3.2

  • 3.3

  • 3.4

  • 3.5

  • 3.6

  • 3.7 VPN

  • 3.8

  • 3.9

  • 3.10

  • 3.11

  • 3.12

  • 3.13

  • 3.14

  • 3.15

  • 3.16 PKI

  • 3.17

  • 3.18


3.1

Email:1999zhangwei@163.com


,


1.5 1.6


ISOInternational Organization for Standardization

OSI: Open System Interconnect/RM

,

IOS/OSI


ISO-7498-2


1982 ISO JTC1/JCT21

1988 ISO 7498-2

1990 ITU-T X.800

-GB/T9387.2-1985

InternetRFC2401


x.800


X.800

RFC 2828


()


OSI

1


A

Internet

AAAA

A


2


Windows NT


,

3


4


5


DoS

ISO



8

5


RSA

DES

RC2/RC4/RC5

VPN

1


RSA

MD4/MD5

SHA/SHA-1

2


ATM

Token

Windows NT

3 ()


MD4/MD5

SHA/SHA-1

4


ATM

5


6


7


CACertificate Authority)

Hotmail/yahoo

8


5




OSI


OSIOSI

3/46/7

OSI


1.6


PDR


Protection

Detection

Reaction/Response

PDR


Policy

Protection

Detection

Response

P2DR


ISSP2DR

Protection

Policy

Response

Detection


P2DR

--Policy


--Protection


P2DR

--Detection


--Response


Pt

Dt

Rt

Et,Et = Dt + Rt - Pt


Policy

Protection

Detection

Response

Recovery

PPDRR


OSI?

P2DR

&


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