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)
1
Part 1: Understanding Different QRadar Components and Architecture
5
Part 2: QRadar Features and Deployment
10
Part 3: Understanding QRadar Apps, Extensions, and Their Deployment

Different types of QRadar searches

QRadar admins and analysts all use searches in different ways. As such, there are many ways in which searches can be customized and reused. Searches can even be assigned to different users, set as default, or included in a dashboard. In the following subsections, we look at the three types of searches available.

Default searches

QRadar provides some out-of-the-box searches, which can be accessed by clicking on the Quick Searches drop-down arrow shown in the following screenshot. It is highly recommended to use these default searches, as the performance of these searches is much more optimized.

Figure 6.2 – Quick searches option

Figure 6.2 – Quick searches option

They also cover a large spectrum of different searches, such as top 10 events, events per second (EPS), flows per minute (FPM), offense searches, and so on. When you click on the Quick Searches button, you should be able to see the available searches, as shown in the following screenshot...