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Digital Forensics and Incident Response

You're reading from  Digital Forensics and Incident Response

Product type Book
Published in Jul 2017
Publisher Packt
ISBN-13 9781787288683
Pages 324 pages
Edition 1st Edition
Languages
Concepts
Author (1):
Gerard Johansen Gerard Johansen
Profile icon Gerard Johansen
LinkedIn
Gerard Johansen is an incident response professional with over 15 years' experience in areas like penetration testing, vulnerability management, threat assessment modeling, and incident response. Beginning his information security career as a cyber crime investigator, he has built on that experience while working as a consultant and security analyst for clients and organizations ranging from healthcare to finance. Gerard is a graduate of Norwich University's Master of Science in Information Assurance program and a certified information systems security professional. He is currently employed as a senior incident response consultant with a large technology company, focusing on incident detection, response, and threat intelligence integration.
See other products by Gerard Johansen

Table of Contents (18) Chapters

Title Page
Credits
About the Author
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface
1. Incident Response 2. Forensic Fundamentals 3. Network Evidence Collection 4. Acquiring Host-Based Evidence 5. Understanding Forensic Imaging 6. Network Evidence Analysis 7. Analyzing System Memory 8. Analyzing System Storage 9. Forensic Reporting 10. Malware Analysis 11. Threat Intelligence

Evidence volatility

Not all evidence on a host system is the same. Volatility is used to describe how data on a host system is maintained after changes such as log-offs or power shutdowns. Data that will be lost if the system is powered down is referred to as volatile data. Volatile data can be data in the CPU, routing table, or ARP cache. One of the most critical pieces of volatile evidence is the memory currently running on the system. When investigating such incidents as malware infections, the memory in a live system is of critical importance. Malware leaves a number of key pieces of evidence within the memory of a system and, if lost, can leave the incident response analyst with little or no avenue to investigate.

Non-volatile data is the data that is stored on a hard drive and will usually persist after shut down. Non-volatile data includes Master File Table (MFT) entries, registry information, and the actual files on the hard drive. While malware creates evidence in memory, there are...

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Authors (1)

Profile icon Gerard Johansen
LinkedIn
Gerard Johansen is an incident response professional with over 15 years' experience in areas like penetration testing, vulnerability management, threat assessment modeling, and incident response. Beginning his information security career as a cyber crime investigator, he has built on that experience while working as a consultant and security analyst for clients and organizations ranging from healthcare to finance. Gerard is a graduate of Norwich University's Master of Science in Information Assurance program and a certified information systems security professional. He is currently employed as a senior incident response consultant with a large technology company, focusing on incident detection, response, and threat intelligence integration.
Read more
See other products by Gerard Johansen

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