RMAN secure backup should be used to ensure that the backups stolen from your system cannot be restored in another remote system. Additionally, data masking - a feature offered by Oracle Enterprise Manager – can be used to move data from your production environment to a test environment. Both these are very crucial steps towards securing confidential customer data.

The database backups should be stored for the required period as per the regulations and bank’s history retention policies. These backups should be securely stored and access should be controlled to authorized users only.