Book Image

Learning Network Forensics

By : Samir Datt
Book Image

Learning Network Forensics

By: Samir Datt

Overview of this book

We live in a highly networked world. Every digital device—phone, tablet, or computer is connected to each other, in one way or another. In this new age of connected networks, there is network crime. Network forensics is the brave new frontier of digital investigation and information security professionals to extend their abilities to catch miscreants on the network. The book starts with an introduction to the world of network forensics and investigations. You will begin by getting an understanding of how to gather both physical and virtual evidence, intercepting and analyzing network data, wireless data packets, investigating intrusions, and so on. You will further explore the technology, tools, and investigating methods using malware forensics, network tunneling, and behaviors. By the end of the book, you will gain a complete understanding of how to successfully close a case.
Table of Contents (17 chapters)
Learning Network Forensics
About the Author
About the Reviewers

Using SNORT for network intrusion detection and prevention

SNORT is an open source intrusion detection/prevention system that is capable of real-time traffic analysis and packet logging. Extremely popular, SNORT is the tool of choice for the open source community. While there are a number of other NIDS and NIPS out there, we will stick to SNORT for the purposes of this section.

SNORT is available from the website:

It makes a lot of sense to go through the documentation available on the website as this information is updated on a fairly regular basis.

At the time of writing, SNORT is available in flavors that run on some Linux distributions as well as Windows.

The download link will guide us to the correct flavor as per our requirements:

After the download, we need to install SNORT as per the following process:

We start by agreeing to the GNU Public License (GPL) so that we can proceed with the installation of SNORT:

We then proceed to selecting the components that we need...