Handle the Signature callback

Callback

Name Description

TenderCheckSignature

The system invokes this callback if the terminal or card settings require signature as CVM.

Parameters

Name

Type

Description

pedObj

PedDevice

PED object that represents the terminal.

tenderObj

Tender

The tender associated with the additional data.

headerObj

ResponseHdr

Header object that includes generic statuses, information about merchant, additional data from the PED.

Confirmation Method

Name Description

ConfirmSignature

This method runs against the tender object. Staff must verify the signature, and confirm or reject it.

Parameters

Name

Type

Required

Description

confirmation

int

(tick)

The result of signature verification. The staff member either confirms or rejects the signature.

signatureData

String

(error)

Base-64 encoded string of the bitmap. The PED passes the digital signature to the Adyen payments platform. Image size: 240 X 170px. 

Confirmation values

Value Meaning
0 Declined
1 Approved
2 Retry

You can use value 2, retry, to allow shoppers to re-enter their signature.