API Connection/Endpoint - Server Integration Method (SIM) Relay Response Issue

Authorize.net has identified the issue affecting the Server Integration Method (SIM) Relay Response and we appreciate your patience as we work urgently to implement a mitigation.

<b>Impact:</b> Merchants using SIM Relay Response may experience an issue where customers are redirected to a blank page instead of the expected confirmation page after submitting a payment.

<b>Reported Start Time:</b> 01 July 2026 TBD

<b>Next Update:</b>As current status changes

We regret any inconvenience ...

Authorize.net is aware of an issue that is currently affecting the Server Integration Method (SIM) Relay Response.

We are investigating an issue where some customers may encounter a blank page after successful payment submission, and we are working urgently to resolve the issue.

<b>Impact:</b> Merchants using SIM Relay Response may experience an issue where customers are redirected to a blank page instead of the expected confirmation page after submitting a payment.

<b>Reported Start Ti...

Authorize.net is aware of an issue that is currently affecting the Server Integration Method (SIM) Relay Response.

We are investigating an issue where some customers may encounter a blank page after successful payment submission, and we are working urgently to resolve the issue.

<b>Impact:</b> Merchants using SIM Relay Response may experience an issue where customers are redirected to a blank page instead of the expected confirmation page after submitting a payment.

<b>Reported Start Ti...