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

Insider threats – detection and mitigation challenges

Detecting an insider threat is like finding a needle in a haystack. The data generated about all the employees working for an organization is enormous. This data could be about the activities they perform and activities that are permitted or not permitted. Also, there could be situations where an activity is suspicious for one employee but legitimate for another. Scanning through all this data to find insider threats is no easy task. But the UBA app helps you meet this challenge. The other two significant challenges that crop up while working on insider threats are as follows:

  • Consolidating multiple identities of the same employee

We know that in an organization, we have hundreds of assets that may require a user to create multiple identities. For example, a user, Bob, may have an intranet ID, an ID for accessing Linux servers in a lab, a cloud account for accessing AWS, another cloud account for accessing...