Backing Up TDE Certificates and Keys
The most important issue to consider when using TDE is that you must back up and retain the certificate and private key associated with the encryption. If these things are lost or unavailable, you are not able to restore or attach the encrypted database files on another server. The following warning message displayed after creating a certificate drives home this point:
Backing up the certificate, private key, and master key for the server is relatively straightforward. An example of backing up the master key is shown in the following SQL statement:
Backing up the certificate and associated private key also ...
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