Description of the illustration tde.gif

This figure shows a set of realms with data automatically being encrypted and decrypted through SQL. It also shows sensitive data encrypted on backup files.

From the database servers, data is automatically decrypted through SQL, and put into Oracle Database Vault realms. From the Oracle Database Vault realms, data is automatically encrypted through SQL and then accessible from the database servers. Sensitive data in the database servers remains encrypted on backup files.