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Digital Forensics with Kali Linux - Second Edition

You're reading from  Digital Forensics with Kali Linux - Second Edition

Product type Book
Published in Apr 2020
Publisher Packt
ISBN-13 9781838640804
Pages 334 pages
Edition 2nd Edition
Languages
Concepts
Author (1):
Shiva V. N. Parasram Shiva V. N. Parasram
Profile icon Shiva V. N. Parasram

Table of Contents (17) Chapters

Preface 1. Section 1: Kali Linux – Not Just for Penetration Testing
2. Chapter 1: Introduction to Digital Forensics 3. Chapter 2: Installing Kali Linux 4. Section 2: Forensic Fundamentals and Best Practices
5. Chapter 3: Understanding Filesystems and Storage Media 6. Chapter 4: Incident Response and Data Acquisition 7. Section 3: Forensic Tools in Kali Linux
8. Chapter 5: Evidence Acquisition and Preservation with dc3dd and Guymager 9. Chapter 6: File Recovery and Data Carving with foremost, Scalpel, and bulk_extractor 10. Chapter 7: Memory Forensics with Volatility 11. Chapter 8: Artifact Analysis 12. Section 4: Automated Digital Forensic Suites
13. Chapter 9: Autopsy 14. Chapter 10: Analysis with Xplico 15. Chapter 11: Network Analysis 16. Other Books You May Enjoy

Maintaining evidence integrity

In order to provide proof that the evidence was not tampered with, a hash of the evidence should be provided before and during, or after, an acquisition.

In Kali Linux, we can use the md5sum command, followed by the path of the device, to create an MD5 hash of the evidence/input file – for example, md5sum /dev/sdx.

You may also try the command with superuser privileges by typing in sudo md5sum /dev/sdx.

For this example, the 2 GB flash drive that I'll be using (named test_usb) is recognized as sdb and the command I will be using is shown in the following screenshot:

Figure 5.3 – Creating an MD5 hash using md5sum

In the previous example, the output of the md5sum command of the 2 GB flash drive is displayed as 9f038....1c7d3 /dev/sdb. When performing the acquisition or forensic imaging of the drive using dc3dd, we should also have that exact result when hashing the created image file output to ensure...

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