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Consors eFinancing

About Consors eFinancing

General information about Consors

Logo

COO 6505 1000 7 6092877

Info

Consors Finanz is a brand of international BNP Paribas Group and belongs to the leading consumer-finance-providers in Germany. Company's focus is consumer lending as well as sales financing within retail sector and online commerce. The new eFinancing application allows customers to enter online credit agreements faster and easier, because the application process was optimized for maximum user-friendliness.

Financing plans between 6 and 40 month can be mapped through the credit line of a Consors Finanz Mastercard. With a button the customer possibly can select from longer credit periods. Then the installment plan will be processed by an installment credit.

Type

Payments by Invoice and Installments

Further information can be found on the webpage of Consors (https://www.consorsbank.de/home).

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.

Create Consors authorisation

Before You are forwarded to Consors Finanz a Consors authorisation must be created. For that purpose please use the following URL:

https://www.computop-paygate.com/consors.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.

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

Total order amount in the smallest currency unit (e.g. EUR Cent) incl. rebates and taxes (minimum amount: 100€)

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

M

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.

bdSalutation

a4

O

Salutation

bdFirstName

ans..23

O

First name

bdLastName

ans..23

O

Last name

bdDateofBirth

ans10

O

Date of birth in the format DD.MM.YYYY

bdPhone

a..15

O

Telephone number

bdMobileNr

a..15

O

Mobile telephone number

bdEmail

ans..40

O

Email address

bdStreet

ans..32

O

Street name (also possible with street number)

bdStreetNr

ans..32

O

Street number

bdZip

n5

O

Postcode

bdCity

ans..23

O

Town/city

HeaderLogo

ans..127

O

In order to display your logo during financing process submit the URL of an image file with your logo which is stored on your server (open without access protection). The image file should have png or jpg format. For an optimal presentation use a logo in landscape format with a ratio of 6:1 (width x heigth) scaling png; or about 150x25 pixels (jpg). Either Headerlogo OR BrandName can be used.

BrandName

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). Either Headerlogo OR BrandName can be used.

Duration

a..2

O

The number of month should be submitted only if a default value for the selection of possible number of month is wanted. In any case the customer can modify this default value.

FirstAmount

n..10

O

A down payment should be submitted only if this is really possible within the shop. The net credit amount is calculated from credit amount minus down payment. If the net credit amount is smaller than the minimum amount configured the customer will be presented an error page.

Down payment for the order in the smallest currency unit (e.g. EUR Cent)

Campaign

a1

O

Values: 1, 2 or 3

1: All available duractions are displayed, but ONLY the submitted duration with the special offer credit conditions; e.g. for „24“ only the duration 24 month with 0%. All other durations use the conditions for installment credit.

2: All available durations smaller or equal the submitted duration will be displayed with special offer credit conditions; e.g. for „18“ only the durations 6, 12, 18 month aer with 0%. All other durations above use the conditions for installment credit.

3: Only the submitted duration will be displayed with special offer credit conditions. No other durations are on display.

Term

a..2

O

Duration for Campaign

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 creating a Consors authorisation

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..30

M

AUTHORIZE_REQUEST or FAILED

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)

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.

OrderDesc

ans..768

O

Basket

TransactionID

an..24

O

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)

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 Consors

Capture

Captures are possible via a Server-to-Server connection. With this call you can process only full captures, a partial capture ist not possible. In order to perform a capture for Consors via a Server-to-Server connection, please use the following URL:

https://www.computop-paygate.com/capture.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 captured

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 captures with Consors

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 captures of Consors payments

Reversal

Reversals are possible via a Server-to-Server connection. If a Capture is still not done, with this call you can reverse the complete authorisation amount. In order to reverse a transaction with Consors, 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 Consors payments

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 Consors payments

Paygate

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