Outage in Authorize.net
API Connection/Endpoint - Server Integration Method (SIM) Relay Response Issue
Resolved MinorIncident Report
Summary AI Generated
Authorize.net's Server Integration Method (SIM) Relay Response experienced an issue beginning July 1, 2026, where customers were redirected to a blank page instead of a confirmation page following successful payment submissions. The issue affected merchants using SIM Relay Response, disrupting the post-payment confirmation flow for their customers. After approximately 29.6 hours of active investigation, the issue was fully resolved on August 21, 2026, with Authorize.net conducting an internal review to prevent recurrence.
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.
Impact: 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.
Reported Start Time: 06 August 2026, TBD
Next Update: Within 60 minutes
We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated.
Please do not hesitate to contact the Authorize.net support team if you have any questions or concerns.
Authorize.net Support Center
Incident #: INC26655163
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Latest Updates ( sorted recent to last )
RESOLVED
2 days ago - at 08/21/2026 08:47PM
The issue affecting Server Integration Method (SIM) Relay Response Service has now been fully resolved. Authorize.net is conducting an internal review of the events to mitigate future occurrences.
Reported Start Time: 01 July 2026, 12:00 GMT
Reported End Time: 21 August 2026, 18:30 GMT
Impact: Customers are now able to use the Server Integration Method (SIM) with Relay Response Service as normal.
Next Update: No further updates, issue resolved.
Please do not hesitate to contact the Authorize.net support team if you have any questions or concerns.
IDENTIFIED
3 days ago - at 08/20/2026 04:12PM
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.
Impact: 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.
Reported Start Time: 01 July 2026 TBD
Next Update:As current status changes
We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated.
Please do not hesitate to contact the Authorize.net support team if you have any questions or concerns.
Authorize.net Support Center
Incident #: INC26655163
INVESTIGATING
3 days ago - at 08/20/2026 03:16PM
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.
Impact: 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.
Reported Start Time: 01 July 2026, TBD
Next Update: Within 60 minutes
We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated.
Please do not hesitate to contact the Authorize.net support team if you have any questions or concerns.
Authorize.net Support Center
Incident #: INC26655163
INVESTIGATING
3 days ago - at 08/20/2026 03:13PM
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.
Impact: 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.
Reported Start Time: 06 August 2026, TBD
Next Update: Within 60 minutes
We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated.
Please do not hesitate to contact the Authorize.net support team if you have any questions or concerns.
Authorize.net Support Center
Incident #: INC26655163
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