Book Image

Network Security Strategies

By : Aditya Mukherjee
Book Image

Network Security Strategies

By: Aditya Mukherjee

Overview of this book

With advanced cyber attacks severely impacting industry giants and the constantly evolving threat landscape, organizations are adopting complex systems to maintain robust and secure environments. Network Security Strategies will help you get well-versed with the tools and techniques required to protect any network environment against modern cyber threats. You’ll understand how to identify security vulnerabilities across the network and how to effectively use a variety of network security techniques and platforms. Next, the book will show you how to design a robust network that provides top-notch security to protect against traditional and new evolving attacks. With the help of detailed solutions and explanations, you'll be able to monitor networks skillfully and identify potential risks. Finally, the book will cover topics relating to thought leadership and the management aspects of network security. By the end of this network security book, you'll be well-versed in defending your network from threats and be able to consistently maintain operational efficiency, security, and privacy in your environment.
Table of Contents (15 chapters)
1
Section 1: Network Security Concepts, Threats, and Vulnerabilities
5
Section 2: Network Security Testing and Auditing
10
Section 3: Threat Management and Proactive Security Operations

The concept of teaming

A few concepts have evolved over the years related to pen testing. Teaming is the concept in which three teams are made to check the security of a system in detail:

  • One team is the attacking team, who sits outside the infrastructure. They are known as the red team.
  • The second team is the defending team, who tries to expose the attacking team. They are known as the blue team.
  • The third team is the purple team, who basically maximize the communication between the team and summarize the findings and strategies of the team in a single narrative before trying to improve the security of the system.

Let's take a look at these concepts in detail.

Red team

Pen testing is the art of testing any given network with legal permission and staying within certain boundaries. Pen testing may be done while knowing the complete infrastructure of the internal network and the people and processes involved in that network.

Red teams are the entities that are related to internal...