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Configure Data Masking in Azure SQL Database

Learn how to assign the various types of data masks to fields in an Azure SQL Database. This important task will provide an additional layer of protection to your data.

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Path Info

Level

Beginner

Duration

45m

Last updated

Sep 03, 2025

Challenge

Create and Configure a SQL Database
- Create a Standard edition SQL Database with 200 DTUs
- You will need to create a SQL Server as well. Use any unique name desired and create in the same region as your resource group
- Enable the sample database and update the firewall rules for access
Challenge

Configure Data Masking
- Mask the EmailAddress column in the Customer table with the Email ([email protected]) masking function
Challenge

Create a User to View Masked Data
- Create a non-admin user to view unmasked data with the following query:
```
 CREATE USER non_admin WITH PASSWORD = '<Lab Password>';
 ALTER ROLE db_datareader ADD MEMBER non_admin;  
```
Challenge

Verify Data Masking
- Connect to the SQL Database using the non-administrator user and run the following query to view the masked data:
```
SELECT  FirstName,LastName,EmailAddress
FROM [SalesLT].[Customer]
```

Author

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Configure Data Masking in Azure SQL Database

Path Info

Table of Contents

Create and Configure a SQL Database