System Migration
System migration is the process of transferring IT resources (mostly data) to a new hardware or software platform, with the purpose of gaining better business value. Effective system migration requires careful planning, risk management, and execution to minimize downtime and ensure a seamless transition for end users.
IS auditors should ensure the following for efficient, effective, and accurate system and data migration:
- Processes should be in place to preserve the format, coding, structure, and integrity of the data to be migrated
- Processes should be in place to test the migrated data for its integrity and completeness
- Data conversion processes must have audit trails and logs to verify the accuracy and completeness of the converted data
The migration process should ensure the following:
- There is no disruption of routine operations
- There is appropriate security control over data, ensuring confidentiality, integrity, and availability...