# Do you need to check the plugins?
### Advantages and disadvantages
| Advantages | Without verification | With verification |
| -------- | -------- | -------- |
| Simple to use | :heavy_check_mark: | :x: |
| Site control | :x: | :heavy_check_mark: |
| Can be deactivated/ban | :x: | :heavy_check_mark: |
| Make statistics | :x: | :heavy_check_mark: |
| Seem pro | :x: | :heavy_check_mark: :heavy_check_mark: |
| Disadvantages | Without verification | With verification |
| -------- | -------- | -------- |
| Need panel control | :x: | :heavy_check_mark: |
| Need user registration | :x: | :heavy_check_mark: |
| Rgpd | :heavy_check_mark: | :white_check_mark: |
### Diagram
```sequence
Store->Bitcanna: Install plugin, call new api key
Note right of Bitcanna: Api is ok
Bitcanna->Store: Plugin installed
Note left of Store: Plugin installed
Store->Error: If api key is not good
Store->Blockchain: Make pay
Note right of Blockchain: Tx is ok
Blockchain->Store: Return valid Tx
Blockchain->Error: Return invalid Tx
```