Abstract: A loading control method and system for a storage device are disclosed. The method includes: judging whether a storage controller is valid through a first bus, and judging whether a storage controller is valid through a first bus, and acquiring a key of the storage controller if a positive judgement is made; judging whether the key is valid, commanding the storage controller to turn on a power supply of a storage device if a positive judgement is made; and loading the storage device through a second bus. According to the method, storage devices based on windows and android systems are allowed to be loaded after the verification of storage devices is successful. The method protects data security of a user can be effectively and provides reliable and effective protection for future private cloud service data.