Microsoft Defender for Endpoint in Depth

Gain an up-to-date, practical understanding of Microsoft Defender for Endpoint and learn how to run it reliably in real environments with this expert-led practitioner's guide.

Purchase of the print or Kindle book includes a free PDF eBook

Key Features

Understand and compare Defender endpoint security capabilities on all supported operating systems

Learn how to deal with complex deployment and configuration scenarios

Find new ways of tuning the product to your specific environment

Set yourself up for success by preparing for incidents with recommendations from seasoned professionals

Book Description

Modern organizations run on constantly changing endpoints, yet many teams still struggle to get the most out of Defender endpoint security. Coverage gaps, noisy detections, mixed platforms, and unclear device behavior often get in the way of effective prevention, detection, and response.

This second edition helps you tackle those challenges directly. Updated for today s Defender endpoint security, and the broader Microsoft Defender ecosystem, it shows how MDE works across clients, servers, and now mobile devices, and how to align deployments with real-world constraints. New chapters on mobile threat defense, production rollout, and tuning provide practical guidance for moving beyond pilot environments, handling edge cases, and protecting critical and legacy assets.

Throughout, the book brings together IT and SecOps viewpoints to help you operate Defender for Endpoint with more clarity and less friction. You ll learn how to maintain sensor health, interpret incidents confidently, reduce noise without weakening protection, and troubleshoot recurring issues. Whether you re refining an existing deployment or planning a new one, this edition gives you a clearer path to making Defender for Endpoint a reliable part of your security program.

What you will learn

Explore the current Defender for Endpoint architecture and capabilities

Clarify how next-gen protection, ASR, and EDR work together

Prepare a deployment plan that fits your estate, risk, and existing tools

Roll out Defender for Endpoint to production in staged, testable phases

Protect mobile devices using Defender for Endpoint and MTDT

Tune alerts, exclusions, and policies for different scenarios and assets

Support SecOps investigations using incidents, hunting, and device data

Diagnose common health, connectivity, and performance issues in live estates

Who this book is for

This book is for cybersecurity professionals, security engineers, incident responders, endpoint administrators, and IT pros who are responsible for planning, deploying, or operating Microsoft Defender for Endpoint. It assumes a basic understanding of systems management, endpoint security, security baselines, and networking. Returning readers get updated, real-world guidance plus new coverage of mobile devices, production rollouts, and tuning. New readers get a structured introduction from core concepts to deployment, operations, and troubleshooting.