2.358 TDE_KEY_CACHE

Use TDE_KEY_CACHE to enable or disable sharing of Transparent Data Encryption (TDE) master encryption keys across Oracle processes.

Note:

This parameter is available only for databases in Oracle Cloud Infrastructure (OCI) that use the OCI Key Management Service (KMS) for TDE key management.

Property	Description
Parameter type	Boolean
Default value	false
Modifiable	ALTER SESSION, ALTER SYSTEM
Modifiable in a PDB	Yes
Range of values	true | false
Basic	No
Oracle RAC	The same value must be used on all instances.

Values:

• true

  Enables sharing of TDE master encryption keys across Oracle processes

• false

  Disables sharing of TDE master encryption keys across Oracle processes

Note:

This parameter is available starting with Oracle Database 21c.

See Also:

• Oracle Database Advanced Security Guide for more information about setting the TDE master encryption key in a hardware keystore in united mode

• Oracle Database Advanced Security Guide for more information about setting the TDE master encryption key in a hardware keystore in isolated mode