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Mastering Microsoft Defender for Office 365

You're reading from   Mastering Microsoft Defender for Office 365 Streamline Office 365 security with expert tips for setup, automation, and advanced threat hunting

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Product type Paperback
Published in Sep 2024
Publisher Packt
ISBN-13 9781835468289
Length 426 pages
Edition 1st Edition
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Author (1):
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Samuel Soto Samuel Soto
Author Profile Icon Samuel Soto
Samuel Soto
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Table of Contents (18) Chapters Close

Preface 1. Part 1 – Introduction and Basic Configuration FREE CHAPTER
2. Chapter 1: The Security Wild West 3. Chapter 2: Basic Components of Defender for Office 365 4. Chapter 3: Basic Checks and Balances 5. Chapter 4: Basics of Configuration 6. Part 2 - Day-to-Day Operations
7. Chapter 5: Common Troubleshooting 8. Chapter 6: Message Quarantine Procedures 9. Chapter 7: Strengthening Email Security 10. Chapter 8: Catching What Passed the Initial Controls 11. Chapter 9: Incidents and Security Operations 12. Part 3 – Making the Tool Work for Your Organization
13. Chapter 10: Magnifying the Unseen – Threat Intelligence and Reports 14. Chapter 11: Integration and Artificial Intelligence 15. Chapter 12: User Awareness and Education 16. Index 17. Other Books You May Enjoy

Protecting from malicious links and phishing

Securing an organization is akin to a cat-and-mouse game, where cyber criminals adapt and evolve their tactics as defenses against malicious email attachments grow stronger. One tactic used by criminals is to include phishing or malicious links in emails and documents, hoping that someone will click and unknowingly grant them access to the organization. Microsoft has enhanced Defender for Office 365 by incorporating Safe Links and anti-phishing policies, ensuring the safety of user data and corporate information systems. Let’s take a closer look at these components and explore how they safeguard an organization.

Safe Links technology

Safe Links enables real-time verification of URLs in emails, Office documents, and Teams (Microsoft, 2023a). Here’s how it operates:

  • Real-time scanning: When a user clicks on a link, Safe Links diligently checks it against a constantly updated database of malicious URLs. If a match...
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