Book Image

Microsoft 365 Security, Compliance, and Identity Administration

By : Peter Rising
5 (1)
Book Image

Microsoft 365 Security, Compliance, and Identity Administration

5 (1)
By: Peter Rising

Overview of this book

The Microsoft 365 Security, Compliance, and Identity Administration is designed to help you manage, implement, and monitor security and compliance solutions for Microsoft 365 environments. With this book, you’ll first configure, administer identity and access within Microsoft 365. You’ll learn about hybrid identity, authentication methods, and conditional access policies with Microsoft Intune. Next, you’ll discover how RBAC and Azure AD Identity Protection can be used to detect risks and secure information in your organization. You’ll also explore concepts such as Microsoft Defender for endpoint and identity, along with threat intelligence. As you progress, you’ll uncover additional tools and techniques to configure and manage Microsoft 365, including Azure Information Protection, Data Loss Prevention (DLP), and Microsoft Defender for Cloud Apps. By the end of this book, you’ll be well-equipped to manage and implement security measures within your Microsoft 365 suite successfully.
Table of Contents (25 chapters)
1
Part 1: Implementing and Managing Identity and Access
7
Part 2: Implementing and Managing Threat Protection
13
Part 3: Implementing and Managing Information Protection
17
Part 4: Managing Compliance Features in Microsoft 365

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...