# Card Storage Service

- [Card Saving](https://paywall.gitbook.io/en/card-storage-service/card-saving.md)
- [1. New Card](https://paywall.gitbook.io/en/card-storage-service/card-saving/1.-new-card.md): It is recommended to perform the process of adding a new card only through your servers (Back-End). Direct access from your applications (End Users) is not recommended.
- [2. List Cards](https://paywall.gitbook.io/en/card-storage-service/card-saving/2.-list-cards.md): It is recommended to list card data only through your servers (Back-End). Direct access from your applications (End Users) is not recommended.
- [3. Delete Card](https://paywall.gitbook.io/en/card-storage-service/card-saving/3.-delete-card.md): It is recommended to perform the process of deleting a registered card only through your servers (Back-End). Direct access from your applications (End Users) is not recommended.
- [4. Update Card](https://paywall.gitbook.io/en/card-storage-service/card-saving/4.-update-card.md): It is recommended to perform the process of updating a registered card only through your servers (Back-End). Direct access from your applications (End Users) is not recommended.
- [Card Saving (Insurance)](https://paywall.gitbook.io/en/card-storage-service/card-saving-insurance.md)
- [1. New Card](https://paywall.gitbook.io/en/card-storage-service/card-saving-insurance/1.-new-card.md): It is recommended to perform the process of adding a new card only through your servers (Back-End). Direct access from your applications (End User) is not advised.
- [2. Saved Cards](https://paywall.gitbook.io/en/card-storage-service/card-saving-insurance/2.-saved-cards.md): It is recommended to retrieve saved card data only through your servers (Back-End). Direct access from your applications (End User) is not advised.
- [3. Delete Card](https://paywall.gitbook.io/en/card-storage-service/card-saving-insurance/3.-delete-card.md): It is recommended to perform the process of deleting a saved card only through your servers (Back-End). Direct access from your applications (End User) is not advised.
- [4. Update Card](https://paywall.gitbook.io/en/card-storage-service/card-saving-insurance/4.-update-card.md): It is recommended to perform the process of updating a saved card only through your servers (Back-End). Direct access from your applications (End User) is not advised.