Financial data processing method based on cloud computing

The invention provides a financial data processing method based on cloud computing. The financial data processing method comprises the steps of operating multiple application server instances on a cloud cluster server based on the same application program code; dynamically allocating server operation instances of tenants through load balancing, and supporting customized requirements of the tenants by adopting a configurable way; carrying out unified authentication and authority management on the tenants according to requirements of the tenants on safety control mechanism and authority management which are served by different platforms. The invention provides a cloud computing system and a cloud computing method based on PaaS (platform-as-a-Service), database storage and a unified safety authentication and authority management mode are improved, and the financial data processing method is suitable for PaaS platforms under various business fields.