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Digital Forensics and Incident Response

You're reading from   Digital Forensics and Incident Response A practical guide to deploying digital forensic techniques in response to cyber security incidents

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Product type Paperback
Published in Jul 2017
Publisher Packt
ISBN-13 9781787288683
Length 324 pages
Edition 1st Edition
Concepts
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Author (1):
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Gerard Johansen Gerard Johansen
Author Profile Icon Gerard Johansen
Gerard Johansen
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Preparing a stage drive


Beyond having the necessary hardware and software to perform the forensic imaging, it is critical to pre-stage a location to hold the image or evidence file. For incident response teams, the best option to utilize as an evidence repository is an external USB or FireWire disk drive. This allows for a degree of portability, as incident responders may have to investigate an incident offsite or at a variety of locations without the benefit of a forensics laboratory.

There are two tasks that need to be performed on evidence drives prior to their use. The first is to ensure that the repository is free of any data. Incident response teams should have a policy and procedure that dictates that an evidence drive be wiped prior to each use. This includes drives that are new in box. This is due to the fact that a number of manufacturers ship drives with backup software or other data that needs to be removed prior to use. Wiping further ensures that previously utilized drives.

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