What do you know about operational controls in CBS Banking with regard to Logical Access Control?

Logical Access control: Logical access control deals with safety of CBS assets, maintaining of data integrity etc. To ensure logical access control the following need to be ensured: Staff should be given access levels on need basis only, that too to specific menus/files that relate to their work, and servers. File maintenance access should be restricted to limited number of staff with proper approval and periodic review. Any changes in software/hardware are to be documented. Encryption of Password files in the system for restricting the access. Security violation alerts should be given immediate attention. Access to work stations are restricted after working hours. Access to server/modem is to be restricted and controlled.