CalculateTAV

This API is used to create Token Authentication Value (TAV)

Request

Path parameters

terminalID

string,  10 characters,  required

The Paymentology issued terminal ID of the terminal requesting the transaction

customerReference

string,  1-255 characters,  required

Customer reference linked with this card

trackingNumber

string,  1-20 characters,  required

Tracking number that identifies the card to be returned

transactionID

string,  1-255 characters,  required

A unique identifier generated by the client, which must not be duplicated over time.

transactionDate

date,  required

Transaction date generated by the calling client

checksum

string,  1-255 characters,  required

HMAC-SHA256 hashed signature of the concatenated method name with all argument values using the terminal password as private key

<?xml version="1.0" encoding="UTF-8"?>
<methodCall>
    <methodName>CalculateTAV</methodName>
    <params>
        <param>
            <value>
                <string>{{terminalID}}</string>
            </value>
        </param>
        <param>
            <value>
                <string>{{customerReference}}</string>
            </value>
        </param>
        <param>
            <value>
                <string>{{trackingNumber}}</string>
            </value>
        </param>
        <param>
            <value>
                <string>{{transactionID}}</string>
            </value>
        </param>
        <param>
            <value>
                <dateTime.iso8601>{{transactionDate}}</dateTime.iso8601>
            </value>
        </param>
        <param>
            <value>
                <string>{{checksum}}</string>
            </value>
        </param>
    </params>
</methodCall>

 

Response

STATUS200 OK

Schema

resultCode

integer

Status code indicating transaction result. In the event of a successful result the code will be 1.

resultText

string

Text indicating transaction result

tav

string

JSON fields encoded in Base-64 format.
The returned JSON fields include:
• version
• signatureAlgorithm
• dataValidUntilTimestamp
• includedFieldsInOrder
• signature (RSA-SHA256 signature/
TAV)

<?xml version="1.0" encoding="UTF-8"?>
<methodResponse>
    <params>
        <param>
            <value>
                <struct>
                    <member>
                        <name>resultCode</name>
                        <value>
                            <int>1</int>
                        </value>
                    </member>
                    <member>
                        <name>resultText</name>
                        <value>
                            <string>Approved</string>
                        </value>
                    </member>
                    <member>
                        <name>tav</name>
                        <value>
                            <string>tav</string>
                        </value>
                    </member>
                </struct>
            </value>
        </param>
    </params>
</methodResponse>

 

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