Azure SQL Database Threat Protection offers an email notification function that help ensuring administrators promptly receive alerts when security threats are triggered. Enabling this feature is a best practice that significantly enhances the database security. Without it, critical security events could go unnoticed, leading to potential data breaches and unauthorized access, Which may increase significant risks to the database overall security.
In Azure Console -
In Terraform -
References:
https://learn.microsoft.com/en-us/sql/relational-databases/database-mail/database-mail?view=sql-server-ver16
https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/mssql_database#threat_detection_policy