Search icon CANCEL
Arrow left icon
Explore Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Conferences
Free Learning
Arrow right icon
Arrow up icon
GO TO TOP
Learn Computer Forensics

You're reading from   Learn Computer Forensics A beginner's guide to searching, analyzing, and securing digital evidence

Arrow left icon
Product type Paperback
Published in Apr 2020
Publisher Packt
ISBN-13 9781838648176
Length 368 pages
Edition 1st Edition
Concepts
Arrow right icon
Author (1):
Arrow left icon
William Oettinger William Oettinger
Author Profile Icon William Oettinger
William Oettinger
Arrow right icon
View More author details
Toc

Table of Contents (17) Chapters Close

Preface 1. Section 1: Acquiring Evidence
2. Chapter 1: Types of Computer-Based Investigations FREE CHAPTER 3. Chapter 2: The Forensic Analysis Process 4. Chapter 3: Acquisition of Evidence 5. Chapter 4: Computer Systems 6. Section 2: Investigation
7. Chapter 5: Computer Investigation Process 8. Chapter 6: Windows Artifact Analysis 9. Chapter 7: RAM Memory Forensic Analysis 10. Chapter 8: Email Forensics – Investigation Techniques 11. Chapter 9: Internet Artifacts 12. Section 3: Reporting
13. Chapter 10: Report Writing 14. Chapter 11: Expert Witness Ethics 15. Assessments 16. Other Books You May Enjoy

Understanding email protocols

An email protocol is a standard that is used to allow two computer hosts to exchange email communication. When an email is sent, it travels from the sender's host to an email server. The email server can forward the email through a series of relays until it arrives at an email server close to the recipient's host. The recipient will receive a notification stating that an email is available; the recipient will then reach out to the email server to get the email.

Users typically use an email client to access emails. An email client can use different protocols to access the email. We will now discuss some email protocols you may come across when conducting a digital forensics investigation.

Understanding SMTP – Simple Mail Transfer Protocol 

SMTP is the protocol for email transmission. It is an internet standard based on RFC 821 but was later updated to RFC 3207, RFC 5321/5322.

Tip

RFC stands...

lock icon The rest of the chapter is locked
Register for a free Packt account to unlock a world of extra content!
A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.
Unlock this book and the full library FREE for 7 days
Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of
Renews at $19.99/month. Cancel anytime