Advanced Security Guide Using Transparent Data Encryption Part I Using Transparent Data Encryption Part I describes how to use Transparent Data Encryption. Introduction to Transparent Data EncryptionTransparent Data Encryption enables you to encrypt sensitive data, such as credit card numbers or Social Security numbers. Configuring Transparent Data EncryptionYou can configure software or external keystores, for use on both individual table columns or entire tablespaces. Managing the Keystore and the TDE Master Encryption KeyYou can modify settings for the keystore and TDE master encryption key, and store Oracle Database and store Oracle GoldenGate secrets in a keystore. General Considerations of Using Transparent Data EncryptionWhen you use Transparent Data Encryption, you should consider factors such as security, performance, and storage overheads. Using Transparent Data Encryption with Other Oracle FeaturesYou can use Oracle Data Encryption with other Oracle features, such as Oracle Data Guard or Oracle Real Application Clusters. Frequently Asked Questions About Transparent Data EncryptionUsers frequently have questions about transparency and performance issues with Transparent Data Encryption.