1. Direct API
Merchant Warrior API 2.0
  • API
    • Getting Started
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      • Xero Connection
      • Xero Custom URL
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        POST
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        POST
      • processAuth
        POST
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        POST
      • processBatch
        POST
      • retrieveBatch (CSV)
        POST
      • retrieveBatch (JSON Response)
        GET
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        GET
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        POST
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        POST
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        POST
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        POST
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        POST
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        POST
      • queryDD
        POST
      • queryBIN
        POST
      • getSettlement
        POST
      • checkEnrollment
        POST
      • checkPARes
        POST
      • addBlacklistedCard
        POST
      • removeBlacklistedCard
        POST
      • queryBlacklistedCard
        POST
      • simulateNotify
        POST
      • getSurcharge
        POST
    • 3DS 2.0
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      • Step 3 - 3DS Method Data
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      • Step 6 - checkPARes
      • Step 7 - processCard
      • Authorization Only processCard
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    • Partner API
      • Introduction
      • addMerchant
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      • Notifications
  • Hosted Payment Page
    • processCard
  1. Direct API

addBlacklistedCard

Sandbox
https://base.merchantwarrior.com
Sandbox
https://base.merchantwarrior.com
POST
/post

Request

Header Params

Body Params application/jsonRequired

Examples

Responses

🟢200OK
application/json
OK
Bodyapplication/json

Request Request Example
Shell
JavaScript
Java
Swift
curl --location 'https://base.merchantwarrior.com/post' \
--header 'MW-API-VERSION: 2.0' \
--header 'Content-Type: application/json' \
--data '{
    "method": "addBlacklistedCard",
    "merchantUUID": "123456789abcd",
    "apiKey": "1a3b5c",
    "cardName": "John Smith",
    "cardNumber": "4557012345678902",
    "cardExpiryMonth": "05",
    "cardExpiryYear": "13",
    "secureHash": "e9ddc296b76b3398934bfc06239073df"
}'
Response Response Example
{
    "responseCode": "0",
    "responseMessage": "Operation successful",
    "cardID": "5bee5e25c09bb",
    "cardNumberFirst": "512345",
    "cardNumberLast": "2346",
    "cardExpiryMonth": "05",
    "cardExpiryYear": "21"
}
Modified at 2026-08-07 06:28:58
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checkPARes
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