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Digital Evidence and Computer Crime, 3rd Edition by Eoghan Casey

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Chapter 25

Digital Evidence at the Network and Transport Layers

Eoghan Casey

Contents

For a communication system to work, it must have an addressing mechanism. Often, there is also a need for some form of verification that a message has reached its destination. Take a postal service as an example. Addresses are used to direct letters and, when necessary, the postal service will inform the sender when a letter has been delivered. Similarly, computer networks require an addressing scheme and sometimes a method for confirming that information has been delivered. The network and transport layers are responsible for these important aspects of computer networks.

Activities on the network ...

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