You're reading from Microsoft 365 Security, Compliance, and Identity Administration Plan and implement security and compliance strategies for Microsoft 365 and hybrid environments

Product type Paperback

Published in Aug 2023

Publisher Packt

ISBN-13 9781804611920

Length 630 pages

Edition 1st Edition

Concepts

System Administration

Author (1):

Peter Rising

View More author details

Table of Contents (25) Chapters

Preface

1. Part 1: Implementing and Managing Identity and Access

2. Chapter 1: Planning for Hybrid Identity FREE CHAPTER

3. Chapter 2: Authentication and Security

4. Chapter 3: Implementing Conditional Access Policies

5. Chapter 4: Managing Roles and Identity Governance

6. Chapter 5: Azure AD Identity Protection

7. Part 2: Implementing and Managing Threat Protection

8. Chapter 6: Configuring a Microsoft Defender for Identity Solution

9. Chapter 7: Configuring Device Threat Protection with Microsoft Defender for Endpoint and Intune

10. Chapter 8: Configuring Microsoft Defender for Office 365

11. Chapter 9: Using Microsoft Sentinel to Monitor Microsoft 365 Security

12. Chapter 10: Configuring Microsoft Defender for Cloud Apps

13. Part 3: Implementing and Managing Information Protection

14. Chapter 11: Managing Sensitive Information

15. Chapter 12: Managing Microsoft Purview Data Loss Prevention

16. Chapter 13: Managing Microsoft Purview Data Lifecycle Management

17. Part 4: Managing Compliance Features in Microsoft 365

18. Chapter 14: Monitoring and Analyzing Audit Logs and Reports in Microsoft Purview

19. Chapter 15: Planning For, Conducting, and Managing eDiscovery Cases

20. Chapter 16: Managing Regulatory and Privacy Requirements

21. Chapter 17: Managing Insider Risk Solutions in Microsoft 365

22. Answers

23. Index

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Finding and recovering deleted Microsoft 365 data

In addition to retention, it is important to have an understanding of what happens when content is deleted from locations in Microsoft 365 and what steps you can take to recover that content. First, let’s take a look at how this applies to user mailboxes.

User mailboxes

There are two types of deleted Exchange Online user mailboxes. These are hard-deleted mailboxes and soft-deleted mailboxes:

A hard-deleted mailbox is a mailbox that has been soft-deleted for more than 30 days, and the associated Azure AD user has been hard-deleted. There are various scenarios that can apply to hard-deleted mailboxes. Refer to the Further reading section for links to more information about this. Hard-deleted mailboxes cannot be recovered.
A soft-deleted mailbox is one that has been deleted either via the Microsoft 365 admin center or using the Remove-Mailbox PowerShell cmdlet, after which it has remained in the Azure AD recycle...