| Algorithm 3 Storage Smart Contract |
| 1: function 1 |
| 2: (Trigger Transaction: Storage monitor Transaction |
| 3: Input: Transaction originator address AddA) |
| 4: if AddA initiates a Storage monitor Transaction request then |
| 5: Back up data to the cloud or local, retain only the necessary data; |
| 6: end if |
| 7:end function 1 |