Step 2B: Test Your Shared Secret Key Pair {#restgs-security-key-pair-test-task}
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After creating your key certificate, you must verify that your key can successfully process API requests. Follow these steps to validate your key certificate in the Developer Center and the `BA360`.

1. Go to the Developer Center's API Reference page:  
   [https://developer.merchant.services.bankofamerica.com/api-reference-assets/index.html#static-home-section](https://developer.merchant.services.bankofamerica.com/api-reference-assets/index.md#static-home-section "")
2. On the left navigation panel, click .
3. Under Authentication and Sandbox Credentials, go to the Authentication Type drop-down menu and choose **HTTP Signature**.
4. Enter your organization ID in the **Organization ID** field.
5. Enter your key, also known as your private key, in the **Key** field.
6. Enter your secret key, also known as your public key, in the **Shared Secret Key** field.
7. Click **Update Credentials**.  
   ![](/content/dam/documentation/cybs/en-us/topics/platform/rest/getting-started/images/restgs-dev-center-http.png/jcr:content/renditions/original)
8. Go to the Developer Center's API Reference and navigate to **Payments \> `POST` Process a Payment**.
9. Click **Send**.  
   ![](/content/dam/documentation/cybs/en-us/topics/platform/rest/getting-started/images/restgs-dev-center-ex.png/jcr:content/renditions/original)  
   A message confirms that your request was successful with the status code 201.  
   ![](/content/dam/documentation/cybs/en-us/topics/platform/rest/getting-started/images/rstgs-success-201.png/jcr:content/renditions/original)
10. Log in to the `BA360`.
11. On the left navigation panel, choose ![](/content/dam/documentation/cybs/en-us/common/images/ebc/ebc-icon-trxn-mgmt.svg/jcr:content/renditions/original) **Transaction Management \> Transactions**.
12. Under Search Results, verify that the request ID from the test authorization response is listed in the Request ID column.  
    If the test authorization was successful, a success message is present in the corresponding Applications column.  
    ![](/content/dam/documentation/cybs/en-us/topics/platform/rest/getting-started/images/restgs-verify-key-pair.png/jcr:content/renditions/original)