Integration and Testing

Authorize.Net API questions and help with your payment integration.

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Recorded Developer Webinars Pinned

Please find the links of our recorded developer Webinars Simplify PCI Compliance with Authorize.Net Accept Learn about Authorize.Net API Integration with OAuth 2.0 Creating Automated Workflows Using Authorize.Net Webhooks Thanks Anurag


API / Features documentation Pinned

Use the features you want to build the payment solution you need. You'll be up and running in minutes. Features : SDKS : API reference :


Use Try It Tab for testing APIs on sandbox Pinned

You can test APIs from our Try it Tab in API reference on sandbox without signup Click on the Try it tab and click send .


Use Testing Guide for Specific Transaction Responses Pinned

Using the Testing Guide, developers can trigger specific transaction responses in the sandbox including approvals, declines, errors, as well as AVS and Card Code responses. If you have questions or comments, please use this thread.


Transaction times tripled

Over the last several weeks we have experienced transaction times usually taking 10-15s tripling to 45s, this increase so much one of our vendors experienced timeout issues. We have issues with create payment profiles and creating transactions so it ...


Unexpected '$opaqueData when using PHP SDK sample code

I'm having trouble, and I think it is the way I'm deploying the code. I'm thinking it can't find the SDK or something. Here is the code snippet, which is based on the sample PHP code for doing a payment transaction: setName(\SampleCodeConstants::MERC...


Question on Accept Hosted using IFrames

Hi, I am looking at implementing payment using Accept Hosted using IFrame and everything seems to be working. However I have a question on the sample provided for this at


Company Field - Accept Hosted Payment Form

This post says the Company Name field was supposed to be added to Accept Payment form in May of 2018 but its not showing on ours?

.Net AuthorizeNet nuget package for MD5 Hash removal

Hello All, Currently we received the email regarding "MD5 Hash Removal". We are using direct server side integration through c# .Net to do payments using AuthorizeNet and we are using for this AuthorizeNet 1.9.1 nuget package. My query is that does t...

Webhook with Accept Hosted not firing Solved

I'm trying to implement Accept Hosted with redirect to capture a payment. This all seems to be working fine, however because with Accept Hosted redirect you can't disable the receipt page, I need a way of updating my system that the payment succeeded...


Accept Hosted Redirect to Custom Receipt from Lightbox/IFrame Solved

Hello all,I've been working on integrating the lightbox/iframe hosted form solution, and I can get a transaction to actually go through to our Authorize.Net merchant account, but the form hangs after the continue button is pressed. How would you set ...

Payment Link

Hi, We would to allow our customers to make online payment. I know there's a simple checkout system to embed a button to our website. However, we need a link. This is what our web developer is saying: "We don’t have the ability to create/use buttons ...


Webhook event definitions?

Hello, Can someone please point me at documentation where the structure of all the webhook event messages are given? In particular, what data is sent with a net.authorize.customer.subscription.suspended event? Thanks Nick


Help with code 99

I'm getting a code 99 and have no website developer. Can anyone assist with walking me through this?Please!

Get Transaction details after payment.

I am using for payment gateway in my website. Using Accept Hosted - requesting form validation token - Integrate the form using a redirect Everything abve is working fine. Payment is also going through with above form. Now How do I get ...


Accept Hosted failed to process transaction response

Hello, We're using Accept Hosted with an embedded web form. The first step, the customer fills out the basic customer data, then using ajax, we fetch a Hosted Payment token. That token then embeds a form with an iframe communicator. Onc...


Easiest way to accept a payment via a web page

What is the easiest way to accept a payment from someone via a web page? They may pay whatever amount they choose, and they may not already be a customer. Is there a way to display a generic Accept Payment, without predefining the customer or the pay...

Hosted payment form error 99 SHA512 c#

Hello, I am trying to upgrade from MD5 to the new hash (SHA512) method as on the website however I get a Response Code 99 error. I have used the Data validation tool ( and here are my results. x_...

Accept.JS hosted payment form issues

We are having an issue with the Accept.js hosted payment form for a bit now where once the user clicks to open the payment window, the window pops up but has a loading wheel that stays indefinitely. It's not every user but it does happen probably abo...


transHashSha2 is not in the API transaction response

Hi, I received the notification about transHash being replaced by transHashSha2. I updated to the latest SDK (1.9.9) but I still don't get a value in the transHashSha2 field. I am calling CreateTransactionRequestagainst the sandbox and the transactio...

Getting a "timeout" error on Relay Response

I'm trying to get a DPM integration working with the new hash requirements. I know I need to upgrade to the newer approach, but I need to get this working before I dig into that. The problem is that I can't get my development site talking to the sand...

The type AuthorizeNet.BankAccount was not expected

Hi, I followed the C# example payment example and converted it to VB.Net, but I'm having trouble processing bank account. When I execute my transactionController I'm getting an error"The type AuthorizeNet.BankAccount was not expected. Use the XmlIncl...

SHA512 - Signature Key to Byte Array Java

Authorize.NET provides C# code to convert the Signature Key to a Byte Array and calculate the HMAC-SHA512 value. Their example code is using lambda coding in C#. Can someone provide a Java equivalent example of this? I have non-lambda Java version wo...

Refund for AuthorizeCaptureTransaction only via CREDIT

Hi all,We are using AuthorizeCaptureTransactions and looking to implement Refund functionality. Can we use only CREDIT TransactionType for refunding such transactions?What if transaction still pending for settlement? Can it be refunded via CREDIT?Tha...

Direct Post Method and SHA-512 upgrade

Does anyone know if the x_fp_hash field sent to in a POST will need to be updated to use SHA-512 with this upgrade? I understand the response back from will now have have an x_SHA2_Hash field but wasn't sure about what I n...


SANDBOX to PRODUCTION (sdk-php-maser charge_credit_card.php) Solved

What steps are required to be fulfilled when going from SANDBOX to PRODUCTION using the sdk-php-master folder? STEPS COMPLETED1. Keys have been generated for PRODUCTION2. Sandbox and Merchant accounts have been switched from Test to LIVE3. The charge...

Error Trying to install SDK

I am trying to create a project in visual studios 2013 and when I run the PM command to install I get the following error. PM> Install-Package AuthorizeNetThe source at [] is unreachable. Falling b...

How to create a security Key for Sandbox Solved

We need to test the new to SHA-512 .Hence want to generate a new Security Key.Is there a way to create a security key in Sandbox before we make our changes to Production