Cloud Data Migration CDM is an efficient, easy-to-use bulk data migration service.

Instance isolation: Users of theCDM service can only use the instance created by themselves, and the instance is isolated from each other and cannot be accessed by each other

B. No intermediate storage: During the data migration process, CDM only handles data mapping and transformation, and does not store any user data or fragments

C. System hardening: The operating system of the CDM instance has special security hardening, and the attacker cannot access the CDM from the Internet

The operating system of the instance

D. Key encryption: Users create keys for various data sources entered by connections on CDM, and CDM uses strong encryption to store them in the CDM database