Acceptance Devices Service Disruption
Incident
Report for Cybersource
Postmortem
Clients and merchants can access the Post Incident Report with their Support Center login credentials at the following link
Resolved
The issue affecting Acceptance Device services has now been fully resolved. Cybersource is conducting an internal review of the events to mitigate future occurrences.
Reported Start Time: 01 April 2026, 14:27 GMT
Reported End Time: 09 April 2026, 21:24 GMT
Impact: Customers are now able to use (Acceptance Device services as normal.
Next Update: No further updates, issue resolved.
Please do not hesitate to contact the Cybersource support team if you have any questions or concerns.
Cybersource/Visa Acceptance Solutions Support & Knowledge Base
Incident #: EPS-37302
Reported Start Time: 01 April 2026, 14:27 GMT
Reported End Time: 09 April 2026, 21:24 GMT
Impact: Customers are now able to use (Acceptance Device services as normal.
Next Update: No further updates, issue resolved.
Please do not hesitate to contact the Cybersource support team if you have any questions or concerns.
Cybersource/Visa Acceptance Solutions Support & Knowledge Base
Incident #: EPS-37302
Monitoring
The issue affecting Acceptance Device services is mitigated. We are monitoring closely to ensure the issue is resolved.
Impact: The issue has been mitigated and customers are now able to use Acceptance Device services as normal.
Reported Start Time: 1 April 2026
Next Update: As current status changes.
Please do not hesitate to contact the Cybersource support team if you have any questions or concerns.
Cybersource Support Center
Incident #: EPS-37302
Impact: The issue has been mitigated and customers are now able to use Acceptance Device services as normal.
Reported Start Time: 1 April 2026
Next Update: As current status changes.
Please do not hesitate to contact the Cybersource support team if you have any questions or concerns.
Cybersource Support Center
Incident #: EPS-37302
Identified
We have identified the issue affecting Acceptance Device services. and we appreciate your patience as we work urgently to implement a mitigation.
Impact: Merchants using affected Miura terminals may see an “Accessory error” immediately after the key generation step when attempting a transaction. Transactions will fail on impacted devices.
Reported Start Time: 1 April 2026
Next Update: As status changes or additional information is provided.
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 Cybersource support team if you have any questions or concerns.
Cybersource Support Center
Incident #: EPS-37302
Impact: Merchants using affected Miura terminals may see an “Accessory error” immediately after the key generation step when attempting a transaction. Transactions will fail on impacted devices.
Reported Start Time: 1 April 2026
Next Update: As status changes or additional information is provided.
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 Cybersource support team if you have any questions or concerns.
Cybersource Support Center
Incident #: EPS-37302
Update
We continue to investigate the issue that is currently affecting Acceptance Devices services. New or recently factory-reset Miura terminals are currently unable to successfully decrypt key injection requests. As a result, all transactions on impacted devices fail with ERROR_TERMINAL_ERROR.
This issue affects terminals that had not processed transactions before 01 Apr 2026 or that were factory reset on or after 01 Apr 2026.
We appreciate your patience as we work to resolve the issue.
Impact: Merchants using affected Miura terminals may see an “Accessory error” immediately after the key generation step when attempting a transaction. Transactions will fail on impacted devices.
Reported Start Time:1 April 2026
Next Update: As status changes or additional information is provided.
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 Cybersource support team if you have any questions or concerns.
Cybersource Support Center
Incident #:TBD
This issue affects terminals that had not processed transactions before 01 Apr 2026 or that were factory reset on or after 01 Apr 2026.
We appreciate your patience as we work to resolve the issue.
Impact: Merchants using affected Miura terminals may see an “Accessory error” immediately after the key generation step when attempting a transaction. Transactions will fail on impacted devices.
Reported Start Time:1 April 2026
Next Update: As status changes or additional information is provided.
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 Cybersource support team if you have any questions or concerns.
Cybersource Support Center
Incident #:TBD
Investigating
Cybersource is aware of an issue that is currently affecting Acceptance Devices services. New or recently factory-reset Miura terminals are currently unable to successfully decrypt key injection requests. As a result, all transactions on impacted devices fail with ERROR_TERMINAL_ERROR.
This issue affects terminals that had not processed transactions before 01 Apr 2026 or that were factory reset on or after 01 Apr 2026.
We are investigating the cause and working urgently to resolve the issue.
Impact: Merchants using affected Miura terminals may see an “Accessory error” immediately after the key generation step when attempting a transaction. Transactions will fail on impacted devices.
Reported Start Time:1 April 2026
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 Cybersource support team if you have any questions or concerns.
Cybersource Support Center
Incident #:TBD
This issue affects terminals that had not processed transactions before 01 Apr 2026 or that were factory reset on or after 01 Apr 2026.
We are investigating the cause and working urgently to resolve the issue.
Impact: Merchants using affected Miura terminals may see an “Accessory error” immediately after the key generation step when attempting a transaction. Transactions will fail on impacted devices.
Reported Start Time:1 April 2026
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 Cybersource support team if you have any questions or concerns.
Cybersource Support Center
Incident #:TBD
This incident affected: Payment Services (Acceptance Devices).