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Learning Network Forensics

You're reading from   Learning Network Forensics Identify and safeguard your network against both internal and external threats, hackers, and malware attacks

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Product type Paperback
Published in Feb 2016
Publisher
ISBN-13 9781782174905
Length 274 pages
Edition 1st Edition
Concepts
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Author (1):
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Samir Datt Samir Datt
Author Profile Icon Samir Datt
Samir Datt
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Table of Contents (12) Chapters Close

Preface 1. Becoming Network 007s FREE CHAPTER 2. Laying Hands on the Evidence 3. Capturing & Analyzing Data Packets 4. Going Wireless 5. Tracking an Intruder on the Network 6. Connecting the Dots – Event Logs 7. Proxies, Firewalls, and Routers 8. Smuggling Forbidden Protocols – Network Tunneling 9. Investigating Malware – Cyber Weapons of the Internet 10. Closing the Deal – Solving the Case Index

Acquiring the information and evidence


The stage is set, the objectives are clear, it is time for us to get started. As mentioned in the earlier chapters, we needed to have a plan in place; now is the time the plan goes in to action.

However, before we begin, we need to lay a strong emphasis on the way we go about acquiring the information and evidence. A tiny slip up in the way we handle this can have widespread ramifications. Therefore, we need to focus on how to handle this stage.

Important handling guidelines

As you have learned in the earlier chapters, digital evidence is extremely fragile. In fact, just like medicines, digital evidence comes with a expiration date. The impermanence of data in memory, periodicity of log rotation, volatile storage, degradation of data on media, and the malware itself contribute to the significant loss of valuable evidence unless it is gathered, stored, and handled with due care.

All the investigators need to consider the following points:

  • All actions that...

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