How do I restore my master key?

How do I regenerate master key in SQL Server?

If the master key cannot be opened, use the RESTORE MASTER KEY statement to restore the master key from a backup. Use the FORCE option only if the master key is irretrievable or if decryption fails. Information that is encrypted only by an irretrievable key will be lost.

What is service master key?

The Service Master Key is the root of the SQL Server encryption hierarchy. The SMK is automatically generated the first time the SQL Server instance is started and is used to encrypt a linked server password, credentials, and the database master key in each database.

How do I find Master Key in database?

Information about the database master key is visible in the sys. symmetric_keys catalog view. For SQL Server and Parallel Data Warehouse, the master key is typically protected by the service master key and at least one password.

How do I restore my master database?

To restore the master database The existing database, if any, is deleted. In single-user mode, we recommend that you enter the RESTORE DATABASE statement in the sqlcmd utility. For more information, see Use the sqlcmd Utility.