Andreas Wolter • 12/4/2025

To rename or not, that is the question – how to protect SQL Server’s built-in sysadmin account sa

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This technical article examines the ongoing debate about renaming the SQL Server 'sa' sysadmin account for security. It discusses the historical context of attacks targeting 'sa', outlines core protective measures like network isolation and Kerberos, and provides a detailed analysis of renaming, disabling, and using strong passwords for the account, including technical implications and practical considerations.

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#security #authentication #SQL Server
To rename or not, that is the question – how to protect SQL Server’s built-in sysadmin account sa

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