Module 002 general security concepts

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General Security Concepts

Module 00

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General Security Concepts

 Advanced TCP/IP

 Cryptography Basics and Methods

 Confidentiality

 Integrity

 Authentication Methods

 Non-Repudiation

 Access Control Models

 Security Topologies

 Risk Concepts

 VietNam Information Security Policies

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Khoa

Advanced TCP/IP

 The OSI Model

In the OSI model:

 Each layer has a defined

networking function

 Each layer communicates

with the layer above and

below it

 Layer seven provides services

for programs to gain access to

the network

 Layers one and two define the

network’s physical media and

related tasks