The purchaser is directed on a TLS secure payment page via the Web-merchant 's website. The Swissnet banner page informs the purchaser on his purchase: presentation of the Web-merchant's name (which guarantees that the trade was authenticated).

Seizure of the card number, the expiration date and the visual cryptogram. The connection between the purchaser and the Swissnet service is established in HTTPS, protocol secured with TLS 1.0 (private key RC4 128 bits, public key 1024 bits RSA, Verisign Secure Server Certificate CA), which crypts the whole of the exchanged information.

This security protects the data sent by Internet and guarantees to the purchaser that its card number can not be intercepted in plain by a third party during its transfer towards the secured Swissnet service.

In this case, the following symbols are displayed according to the Internet navigator type :

		Mozilla			Internet Explorer			Netscape

Each transaction is associated with an authorization request carried out within the electronic payment network, which checks that the card exists, that it is not in opposition and that the account is solvent.

If the payment is accepted, Swissnet carries out then the following operations :
- displaying the payment ticket on the purchaser's screen
- sending the payment ticket by e-mail to the purchaser and the Web-merchant
- Up to date D+3, the amount of the transaction is carried to the credit of the merchant's account

The purchaser is then automatically redirected towards the Web-merchant's website, where it can take again the course of his visit.