Lead Image © Antonio Guillem Fernandez, 123RF.com

Lead Image © Antonio Guillem Fernandez, 123RF.com

Data loss prevention with Microsoft Purview

Scope of Concern

Article from ADMIN 73/2023
Microsoft Purview combines compliance and data governance to address the security of confidential data in the new hybrid working world.

Companies spend huge amounts of money on preventing threats and ensuring data confidentiality caused by home office and distributed working practices. Microsoft has also identified this market and, in addition to Endpoint Protection in Microsoft 365, offers the comprehensive Purview Compliance Manager designed to prevent the outflow of confidential data through data loss prevention.

Microsoft Purview

The Microsoft Compliance Center has been around for a while, but it was renamed Microsoft Purview in April 2022. With Purview, Microsoft combines compliance with data governance, primarily to accommodate the new hybrid working world, where connectivity is required all the time, wherever people happen to be. Documents are exchanged flexibly and are no longer simply transmitted by email, but by instant messaging tools such as Teams or OneDrive. The result is data fragmentation and data spread across applications and devices. Purview offers a number of approaches to protect and manage data by combining the functions of Azure Purview and Microsoft 365 Compliance.

Purview's scope is broad and includes information protection and governance, data protection, insider risk management, and investigation and response. Information protection and governance includes the dataset management, information protection, data life-cycle management, and data loss prevention tasks. In this article, I take a closer look at data loss prevention. For an overview of the various services in Microsoft Purview, see the Microsoft documentation [1].

Confidential Data at a Glance

The data loss prevention (DLP) module is designed to prevent the leakage of confidential data. In most cases, Exchange administrators are already familiar with DLP. This consolidation in Microsoft Purview also means that DLP

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