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How to restore a back up SQL Server certificate?
To restore a backed up certificate, with or without the private key, use the CREATE CERTIFICATE statement. To restore a private key to an existing certificate in the database, use the ALTER CERTIFICATE statement. When performing a backup, the files will be ACLd to the service account of the SQL Server instance.
Where does the certificate go in SQL Server?
The FROM FILE clause specifies that the certificate should be loaded from the referenced file instead of being newly created. The WITH PRIVATE KEY clause specifies the file containing the private key. It also specifies that password that was used to protect that file during the backup.
Can a certificate be restored without the private key?
If you leave it out, the certificate is created without the private key. If you provide it as shown above, the private key of the restored certificate is going to be protected by the database master key. This is the case even if the certificate’s private key was protected by a password at the time the backup was taken.
How to tell if database certificate was used?
Please see the MSDN documentation for the following commands: For all other column level encryption within a user database, backup the Database Master Key, migrate it to the other environment and restore it after restoring the user database. Thanks for contributing an answer to Database Administrators Stack Exchange!
Do you need to back up your Certificate statement?
In fact, I recommend that you create a separate backup of every certificate as soon as you have created it. Certificate backups also provide a simple way to move or copy a certificate from one database to another. To back up a certificate you can use the BACKUP CERTIFICATE statement. In its simplest form, it looks like this:
How to export a backup certificate in Transact-SQL?
BACKUP CERTIFICATE (Transact-SQL) Exports a certificate to a file. Syntax. Arguments. Is the name of the certificate to backup. Specifies the complete path, including file name, of the file in which the certificate is to be saved. This path can be a local path or a UNC path to a network location.
Where are the certificates stored in SQL Server?
In SQL Server, certificates are stored within the database in which they were created. That means that they are backed up together with the database. However, as a certificate might hold the “key” to a lot of your data, it is often advisable to have a separate backup.