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Findomestic

About Findomestic

General information about Findomestic

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COO 6505 1000 13 645164

Info

Findomestic Banca S.P.A. specializes in providing loans to individuals for purchase of goods and services for private use. The company offers personal loans and credit cards, as well as current and deposit accounts. Findomestic Banca serves customers in Italy.

Findomestic Banca S.P.A. is a member of BNP Paribas group.

Type

Payments by Invoice and Installments

Further information can be found on the webpage of Findomestic (https://www.findomestic.it/).

Process flow chart

Paygate interface

Definitions
Data formats

Format

Description

a

alphabetical

as

alphabetical with special characters

n

numeric

an

alphanumeric

ans

alphanumeric with special characters

ns

numeric with special characters

bool

boolean expression (true or false)

3

fixed length with 3 digits/characters

..3

variable length with maximum 3 digits/characters

enum

enumeration of allowed values

dttm

ISODateTime (YYYY-MM-DDThh:mm:ss)

Abbreviations

Abbreviation

Description

Comment

CND

condition

M

mandatory

If a parameter is mandatory, then it must be present

O

optional

If a parameter is optional, then it can be present, but it is not required

C

conditional

If a parameter is conditional, then there is a conditional rule which specifies whether it is mandatory or optional

Notice: Please note that the names of parameters can be returned in upper or lower case.

Authorisation (installment creation)

For installment creation please use the following URL:

https://www.computop-paygate.com/findomestic.aspx

Please note that after successful completion of installment creation the customer will need to upload additional documents on Findomestic portal. Findomestic will review the documents, send a contract to the customer in case of success, and the customer will need to sign the contract and upload it again on Findomestic portal. Only after completion of all these steps Findomestic will provide final decision about the installment approval. It can take a couple of days.

In case of positive response from Findomestic, Paygate will automatically activate the installment on Findomestic side and send you a notification about installment approval/declining (refer to Activation).

Notice: For security reasons, Computop Paygate rejects all payment requests with formatting errors. Therefore, please use the correct data type for each parameter.

The following table describes the encrypted payment request parameters:

KeyFormatCNDDescription

MerchantID

ans..30

M

MerchantID, assigned by Computop. Additionally this parameter has to be passed in plain language too.

TransID

ans..64

M

TransactionID provided by you which should be unique for each payment

refnr

ans..30

O

Merchant’s unique reference number

Amount

n..10

M

Amount in the smallest currency unit (e.g. EUR Cent). Please contact the Computop Helpdesk, if you want to capture amounts <100 (smallest currency unit).

Currency

a3

M

Currency, three digits DIN / ISO 4217. Only EUR permissible. Please find an overview here: A1 Currency table

MAC

an64

M

Hash Message Authentication Code (HMAC) with SHA-256 algorithm. Details can be found here:

OrderDesc

ans..768

O

Description of goods and prices etc.

URLSuccess

ans..256

M

Complete URL which calls up Paygate if payment has been successful. The URL may be called up only via port 443. This URL may not contain parameters: In order to exchange values between Paygate and shop, please use the parameter UserData.

Common notes:

  • We recommend to use parameter "response=encrypt" to get an encrypted response by Paygate

  • However, fraudster may just copy the encrypted DATA-element which are sent to URLFailure and send the DATA to URLSuccess/URLNotify. Therefore ensure to check the "code"-value which indicates success/failure of the action. Only a result of "code=00000000" should be considered successful.

URLFailure

ans..256

M

Complete URL which calls up Paygate if payment has been unsuccessful. The URL may be called up only via port 443. This URL may not contain parameters: In order to exchange values between Paygate and shop, please use the parameter UserData.

Common notes:

  • We recommend to use parameter "response=encrypt" to get an encrypted response by Paygate

  • However, fraudster may just copy the encrypted DATA-element which are sent to URLFailure and send the DATA to URLSuccess/URLNotify. Therefore ensure to check the "code"-value which indicates success/failure of the action. Only a result of "code=00000000" should be considered successful.

Response

a7

O

Status response sent by Paygate to URLSuccess and URLFailure, should be encrypted. For this purpose, transmit Response=encrypt parameter.

URLNotify

ans..256

M

Complete URL which Paygate calls up in order to notify the shop about the payment result. The URL may be called up only via port 443. It may not contain parameters: Use the UserDataparameter instead.

Common notes:

  • Before follow-up actions (capture / credit / reversal) are carried out on an existing transaction, the first Notify must have been answered by the shop.

  • Fraudster may just copy the encrypted DATA-element which are sent to URLFailure and send the DATA to URLSuccess/URLNotify. Therefore ensure to check the "code"-value which indicates success/failure of the action. Only a result of "code=00000000" should be considered successful.

UserData

ans..1024

O

If specified at request, Paygate forwards the parameter with the payment result to the shop.

ReqId

ans..32

O

To avoid double payments or actions (e.g. by ETM), enter an alphanumeric value which identifies your transaction and may be assigned only once. If the transaction or action is submitted again with the same ReqID, Computop Paygate will not carry out the payment or new action, but will just return the status of the original transaction or action.

Please note that the Computop Paygate must have a finalized transaction status for the first initial action (authentication/authorisation). This does not apply to 3-D Secure authentications that are terminated by a timeout. The 3-D Secure Timeout status does not count as a completed status in which the ReqID functionality on Paygate does not take effect. Submissions with identical ReqID for an open status will be processed regularly.

Notice: Please note that a ReqID is only valid for 12 month, then it gets deleted at the Paygate.

FirstName

ans..23

O

First name

LastName

ans..23

O

Last name

DateofBirth

ans10

O

Date of birth in the format DD.MM.YYYY

Email

ans..40

O

Email address

Label

ans..15

O

When using this parameter your shop name will be displayed during application process. In order to avoid shortening of shop name („…“), please sumbit only about 1x 10 chars (or. 2x 10 chars with blank space between = line break).

MerchantIDExt

ans..30

O

Program ID assigned to a merchant by Findomestic

Channel

ans..30

O

Channel code assigned by Findomestic, default value B2C

Plain

ans..50

O

A single value to be set by the merchant to return some information unencrypted in response/notify, e.g. the MID.

"Plain"-parameter is part of encrypted "Data" in Computop Paygate and therefore protected against manipulation.

Custom

ans..1024

O

"Custom"-parameter is added to the request data before encryption and is part of encrypted "Data" in Computop Paygate request. By this they are protected against manipulation by a consumer.

The Custom-value is added to the Computop Paygate response in plain text and the "|" is replaced by a "&". By this you can put a single value into Custom-parameter and get multiple key-value-pairs back in response for your own purpose.

Please find a sample here: Custom

Parameters for installment creation with Findomestic

The following table gives the result parameters which Computop Paygate transmits to URLSuccess or URLFailure and URLNotify. If you have specified the Response=encrypt parameter, the following parameters are sent Blowfish encrypted to your system:

pls. be prepared to receive additional parameters at any time and do not check the order of parameters

the key (e.g. MerchantId, RefNr) should not be checked case-sentive

KeyFormatCNDDescription

mid

ans..30

M

MerchantID, assigned by Computop

PayID

an32

M

ID assigned by Paygate for the payment, e.g. for referencing in batch files as well as for capture or credit request.

XID

an32

M

ID for all single transactions (authorisation, capture, credit note) for one payment assigned by Paygate

TransID

ans..64

M

TransactionID provided by you which should be unique for each payment

refnr

ans..30

O

Merchant’s unique reference number

Status

a..50

M

AUTHORIZE_REQUEST (URLSuccess) or FAILED (URLFailure)Beschreibung

Description

ans..1024

M

Further details in the event that payment is rejected. Please do not use the Description but the Code parameter for the transaction status analysis!

Code

an8

M

Error code according to Paygate Response Codes (A4 Error codes)

UserData

ans..1024

O

If specified at request, Paygate forwards the parameter with the payment result to the shop.

OrderDesc

ans..768

O

Basket

TransactionID

an..20

M

Contract number with Consors

Duration

n..2

M

Duration choosen by customer

InstallmentAmount

n..10

M

Financing amount in the smallest currency unit (e.g. EUR Cent)

IssuerInstallmentID

ans...32

O

Issuer Installment ID generated by Findomestic

ApplicationID

ans...32

O

Application ID generated by Findomestic

Plain

ans..50

O

A single value to be set by the merchant to return some information unencrypted in response/notify, e.g. the MID.

"Plain"-parameter is part of encrypted "Data" in Computop Paygate and therefore protected against manipulation.

Custom

ans..1024

O

"Custom"-parameter is added to the request data before encryption and is part of encrypted "Data" in Computop Paygate request. By this they are protected against manipulation by a consumer.

The Custom-value is added to the Computop Paygate response in plain text and the "|" is replaced by a "&". By this you can put a single value into Custom-parameter and get multiple key-value-pairs back in response for your own purpose.

Please find a sample here: Custom

Return parameters for URLSuccess, URLFailure and URLNotify with Findomestic

Capture (installment activation)

Capture / installment action is done outside of Computop.

Credit (refund)

Credits are possible via a Server-to-Server connection. If the installment has been finally approved by Findomestic, with this call you can create a credit (refund). Both full and partial refunds/multiple refunds are allowed. In case the installment has not been finally approved by Findomestic, Reversal should be used.

In order to credit an installment with Findomestic, please use the following URL:

https://www.computop-paygate.com/credit.aspx

Notice: For security reasons, Computop Paygate rejects all payment requests with formatting errors. Therefore, please use the correct data type for each parameter.

The following table describes the encrypted payment request parameters:

KeyFormatCNDDescription

MerchantID

ans..30

M

MerchantID, assigned by Computop. Additionally this parameter has to be passed in plain language too.

PayID

an32

M

ID assigned by Paygate for the payment to be credited

TransID

ans..64

M

TransactionID provided by you which should be unique for each payment

refnr

ans..30

O

Merchant’s unique reference number

Amount

n..10

M

Amount in the smallest currency unit (e.g. EUR Cent). Please contact the Computop Helpdesk, if you want to capture amounts <100 (smallest currency unit).

Currency

a3

M

Currency, three digits DIN / ISO 4217. Only EUR permissible. Please find an overview here: A1 Currency table

MAC

an64

M

Hash Message Authentication Code (HMAC) with SHA-256 algorithm. Details can be found here:

UserData

ans..1024

O

If specified at request, Paygate forwards the parameter with the payment result to the shop.

ReqId

ans..32

O

To avoid double payments or actions (e.g. by ETM), enter an alphanumeric value which identifies your transaction and may be assigned only once. If the transaction or action is submitted again with the same ReqID, Computop Paygate will not carry out the payment or new action, but will just return the status of the original transaction or action.

Please note that the Computop Paygate must have a finalized transaction status for the first initial action (authentication/authorisation). This does not apply to 3-D Secure authentications that are terminated by a timeout. The 3-D Secure Timeout status does not count as a completed status in which the ReqID functionality on Paygate does not take effect. Submissions with identical ReqID for an open status will be processed regularly.

Notice: Please note that a ReqID is only valid for 12 month, then it gets deleted at the Paygate.

Parameters for credit of installments with Findomestic via socket connection

The following table describes the result parameters with which the Computop Paygate responds to your system

pls. be prepared to receive additional parameters at any time and do not check the order of parameters

the key (e.g. MerchantId, RefNr) should not be checked case-sentive

KeyFormatCNDDescription

mid

ans..30

M

MerchantID, assigned by Computop

PayID

an32

M

ID assigned by Paygate for the payment, e.g. for referencing in batch files as well as for capture or credit request.

XID

an32

M

ID for all single transactions (authorisation, capture, credit note) for one payment assigned by Paygate

TransID

ans..64

M

TransactionID provided by you which should be unique for each payment

Status

a..50

M

OK (URLSuccess) or FAILED (URLFailure)

Description

ans..1024

M

Further details in the event that payment is rejected. Please do not use the Description but the Code parameter for the transaction status analysis!

Code

an8

M

Error code according to Paygate Response Codes (A4 Error codes)

refnr

ans..30

O

Merchant’s unique reference number

UserData

ans..1024

O

If specified at request, Paygate forwards the parameter with the payment result to the shop.

Response parameters for credit of installments with Findomestic via socket connection

Reversal

Reversals are possible via a Server-to-Server connection. If the installment is still not finally approved by Findomestic, with this call you can reverse the complete installment amount. Only full reversal is allowed, partial reversal is not possible. In case the installment has been finally approved by Findomestic, Credit should be used.

In order to cancel an installment with Findomestic, please use the following URL:

https://www.computop-paygate.com/reverse.aspx

Notice: For security reasons, Computop Paygate rejects all payment requests with formatting errors. Therefore, please use the correct data type for each parameter.

The following table describes the encrypted payment request parameters:

KeyFormatCNDDescription

MerchantID

ans..30

M

MerchantID, assigned by Computop. Additionally this parameter has to be passed in plain language too.

PayID

an32

M

ID assigned by Paygate for the payment to be reversed

TransID

ans..64

M

TransactionID provided by you which should be unique for each payment

refnr

ans..30

O

Merchant’s unique reference number

Amount

n..10

M

Amount in the smallest currency unit (e.g. EUR Cent). Please contact the Computop Helpdesk, if you want to capture amounts <100 (smallest currency unit).

Currency

a3

M

Currency, three digits DIN / ISO 4217. Only EUR permissible. Please find an overview here: A1 Currency table

MAC

an64

M

Hash Message Authentication Code (HMAC) with SHA-256 algorithm. Details can be found here:

UserData

ans..1024

O

If specified at request, Paygate forwards the parameter with the payment result to the shop.

ReqId

ans..32

O

To avoid double payments or actions (e.g. by ETM), enter an alphanumeric value which identifies your transaction and may be assigned only once. If the transaction or action is submitted again with the same ReqID, Computop Paygate will not carry out the payment or new action, but will just return the status of the original transaction or action.

Please note that the Computop Paygate must have a finalized transaction status for the first initial action (authentication/authorisation). This does not apply to 3-D Secure authentications that are terminated by a timeout. The 3-D Secure Timeout status does not count as a completed status in which the ReqID functionality on Paygate does not take effect. Submissions with identical ReqID for an open status will be processed regularly.

Notice: Please note that a ReqID is only valid for 12 month, then it gets deleted at the Paygate.

Parameters for reversals of installments with Findomestic via socket connection

The following table describes the result parameters with which the Computop Paygate responds to your system

pls. be prepared to receive additional parameters at any time and do not check the order of parameters

the key (e.g. MerchantId, RefNr) should not be checked case-sentive

KeyFormatCNDDescription

mid

ans..30

M

MerchantID, assigned by Computop

PayID

an32

M

ID assigned by Paygate for the payment, e.g. for referencing in batch files as well as for capture or credit request.

XID

an32

M

ID for all single transactions (authorisation, capture, credit note) for one payment assigned by Paygate

TransID

ans..64

M

TransactionID provided by you which should be unique for each payment

Status

a..50

M

OK (URLSuccess) or FAILED (URLFailure)

Description

ans..1024

M

Further details in the event that payment is rejected. Please do not use the Description but the Code parameter for the transaction status analysis!

Code

an8

M

Error code according to Paygate Response Codes (A4 Error codes)

refnr

ans..30

O

Merchant’s unique reference number

UserData

ans..1024

O

If specified at request, Paygate forwards the parameter with the payment result to the shop.

Response parameters for reversals of installments with Findomestic via socket connection

Paygate

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