Mask Sensitive Data on a Target Database

Mask Sensitive Data from the Data Masking Page

Be sure that you are not trying to mask sensitive data on your production database.

Under Data Safe - Database Security, select Data masking.
Click Mask sensitive data.
The Mask Sensitive Data window is displayed.
Select a target database. If needed, select a different compartment.
Select a masking policy for the selected target database. If needed, select a different compartment.
(Optional) Select the tablespace.
(Optional) Enter a specific seed value to be used for user defined functions.
Using the same seed value across user defined functions ensures consistency in masked values. Note what seed value you use if you'd like to use the same value elsewhere.
Click Mask Data.
A warning message states that you should not mask data on a production database.

The work request page is displayed so that you can see the progress of the masking job.

You can run only one data masking job at a time on a target database.

Mask Sensitive Data from the Masking Policies Details Page

Under Data Safe - Database Security, select Data masking.
Under Data masking, select Masking policies.
Click the name of a masking policy to view its details.
The Masking Policies Details page is displayed.
Click Mask data.
The Mask Sensitive Data page is displayed.
Select the target database that you want to mask. If needed select a different compartment.
(Optional) Enter a specific seed value to be used for user defined functions.
Using the same seed value across user defined functions ensures consistency in masked values. Note what seed value you use if you'd like to use the same value elsewhere.
Click Mask Data.
A warning message states that you should not mask data on a production database.

The work request page is displayed so that you can see the progress of the masking job.

You can run only one data masking job at a time on a target database.

Rerun a Failed Masking Job

If a masking job has failed, you can rerun the masking job from the failed step, pre masking script, or post masking script. The masking job will start from the step you select and continue through the rest of the masking job.

Under Data Safe - Database Security, select Data masking.
Under Data masking, select Masking policies.
Select the masking policy for the failed masking job.
Select the Work request tab.
Select a specific work request from the list to view details.
Under the Actions menu, select Rerun.
Select which step you would like the masking job to rerun from.
The masking job will start from the step you select and continue through the rest of the masking job.
Click Rerun.