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The additional fields are also added in the silentpay response packet. These fields allow the merchant to provide additional payer authentication using 3-D Secure technologies (VISA cards), Mastercard SecureCode and MirAccept (Mir catds).

Currently, for For additional authentication of the customer, the most issuing banks operate according to it is possible to use version 1 or version 2 of the 3-D Secure protocol. Protocol version 1 for all types of cards.For a more secure authentication process, issuing banks and payment systems are switching to a new version 2 of protocol for all types of cards (VISA, Mastercard, MIR). To support a new generation protocol, a merchant has to make changes to the customer authentication processtechnology is used for VISA and Mastercard cards issued in the Russian Federation. Protocol version 2 technology is used for MIR and UPI cards.

To start the order payment, the merchant sends an authorization request to the IPS Assist server. The following data about the customer device and browser must be added to the usual request parameters, if this has not been done before for operating with the SOFI. This data is required in the new 3-D Secure protocol version 2.

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