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Specific parameters for SIA

For credit card connection SIA: BNP besides the general parameters described above CB2A requires the following additional parameters. An authorisation with 3-D Secure is possible. The following table describes the encrypted payment request parameters:

Additional parameters for the credit card connection via form

Additional result parameters for URLNotify, URLSuccess and URLFailure

Specific parameters for SIA

For credit card connection SIA: BNP besides the general parameters described above CB2A requires the following additional parameters. An authorisation with 3-D Secure is possible. The following table describes the encrypted payment request parameters:

Key	Format	CND	Description	Beschreibung
RefNr	ans..30	O
RTF	a1	O	for repeat payments (subscriptions): I = Initial payment of a new subscription R = Routine payment (Recurring)	bei wiederkehrenden Zahlungen (Abos): I = Initialzahlung eines neuen Abos, R = Wiederkehrende Zahlung (Recurring)
ChDesc	an..21	O	Text printed on the customer’s credit card bill alongside the payee	Text, der auf der Kreditkartenabrechnung des Kunden neben dem Zahlungsempfänger angezeigt wird

Additional parameters for credit card payments via socket connection

Key	Format	CND	Description	Beschreibung
RefNr	ans..30	M

Additional response parameters for credit card payments via socket connection