Book Image

Building a Next-Gen SOC with IBM QRadar

By : Ashish M Kothekar
Book Image

Building a Next-Gen SOC with IBM QRadar

By: Ashish M Kothekar

Overview of this book

This comprehensive guide to QRadar will help you build an efficient security operations center (SOC) for threat hunting and need-to-know software updates, as well as understand compliance and reporting and how IBM QRadar stores network data in real time. The book begins with a quick introduction to QRadar components and architecture, teaching you the different ways of deploying QRadar. You’ll grasp the importance of being aware of the major and minor upgrades in software and learn how to scale, upgrade, and maintain QRadar. Once you gain a detailed understanding of QRadar and how its environment is built, the chapters will take you through the features and how they can be tailored to meet specifi c business requirements. You’ll also explore events, flows, and searches with the help of examples. As you advance, you’ll familiarize yourself with predefined QRadar applications and extensions that successfully mine data and find out how to integrate AI in threat management with confidence. Toward the end of this book, you’ll create different types of apps in QRadar, troubleshoot and maintain them, and recognize the current security challenges and address them through QRadar XDR. By the end of this book, you’ll be able to apply IBM QRadar SOC’s prescriptive practices and leverage its capabilities to build a very efficient SOC in your enterprise.
Table of Contents (18 chapters)
Part 1: Understanding Different QRadar Components and Architecture
Part 2: QRadar Features and Deployment
Part 3: Understanding QRadar Apps, Extensions, and Their Deployment

Troubleshooting QRadar

In the previous chapters, we discussed the architecture of QRadar and walked through how to use QRadar and its various features. In this chapter, we will discuss the common problems or issues that you may face while working on QRadar. QRadar has evolved a lot over the last decade. There have been regular updates to the underlying operating system (OS), new features have been introduced, and bugs have been resolved. Also, all the vulnerabilities found in the product are addressed in the update packs and version upgrades. Over the years, common issues were discovered that happened mostly because of the complexity of the product and a lack of understanding of the configuration details. The common problems can be categorized as follows:

  • Log source and flow integration issues
  • QRadar deployment issues
  • QRadar app issues
  • Performance issues

Over the years, I have found that QRadar admins struggle with a few basic queries. That could be because...