Script Download:CheckEncryptionCertificates.zip
http://gallery.technet.microsoft.com/scriptcenter/Check-SQL-Server-4feff69f/
This script can be used to check your SQL Server encryption certificates without backup issue.
This script can be used to identify the certificates used in TDE (Transparent Data Encryption) which have not been backed up and then list the affected databases.
You can find more All-In-One Script Framework script samples at http://aka.ms/onescriptingallery