Log in to Nexi Smart Receipt app and click on Profile / your name. There you can add and delete payment cards.

Payment cards are stored in a PCI certified environment, which has the same security used for handling card payments on the Internet. The systems where card data are stored are certified annually by an external security company.

Yes, you can have multiple payment cards active on your account.

Nexi Smart Receipt currently supports receipt matching based on any the following means of payment (where applicable):
- Dankort / MobilDankort
- International credit/debit cards
- Forbrugsforeningen
- MobilePay
- BOKIS (banks wallets)
- Visa and VisaDankort in Apple Pay

Please note that we do not support:
- Apple Pay (other payment cards than Visa and VisaDankort)
- Google Pay
- Samsung Pay
- Fitbit Pay / Garmin Pay
-Visa Mobil - Jyske Bank

It is as of now not known when these will be supported.

Yes, Nexi Smart Receipt only shows digital receipts for payment cards which the user has entered.

March 29th 2022: Nexi Smart Receipt introduces 3-D Secure validation of all new cards that support validation.

3-D Secure provides a method to validate that it is the card owner that is adding a card. Nexi Smart Receipt will solely be validating ownership and no costs are involved.

The validation flow may mention the amount '0.00' to highlight that it is cost free. The few extra steps in adding a card to Nexi Smart Receipt ensures that you are better protected as a consumer.

3-D Secure as a concept is also known as 3DS, SCA, Secure Customer Authentication, Verified by Visa, Mastercard Identity Check, Dankort Secured by Nets, etc.

You can read more about the subject here:
https://www.nets.eu/dk-da/digital-sikkerhed/Pages/Verified-by-Visa-og-MasterCard-Secure-Code.aspx