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

Understanding the Rule Wizard

As seen in Figure 7.1, there are options to create rules. When you click to create a new rule or click on the already available rules, the Rule Wizard opens. The following is a screenshot of what the Rule Wizard looks like. Notice that the rule has different components, such as rule name, rule definition, rule action, rule response, and so on.

Figure 7.2 – Rule Wizard – part 1

Figure 7.2 – Rule Wizard – part 1

While creating rules, it is important to understand each component and how it can be used. Let’s dive in.

Rule name

When creating a new rule, you can mention the name of the rule you want to create. In Figure 7.2, the name of the rule is marked as Inbound Email with Suspicious Subject. The rule name should actually be a description of what the rule does. It is very similar to writing readable code for any programming language. We use the right kinds of variable names in a programming language so that our code remains readable...