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Outage in Sunshine 811

Duo Phone Call Authentication Failures - United States

Minor
August 08, 2026 - Started about 10 hours ago
Official incident page

Incident Report

We have identified an issue causing phone call authentication failures for customers in the United States. This is related to a third-party carrier disruption. We are actively monitoring the carrier issue and working with our provider as needed. Please check back here or subscribe to updates for any changes.

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Latest Updates ( sorted recent to last )
INVESTIGATING about 7 hours ago - at 08/09/2026 12:07AM

[Comment from Opsgenie]System noted: "Statuspage incident status [MONITORING] has changed as [RESOLVED].
Statuspage incident message [We are seeing recovery for the issue related to a third-party carrier disruption that caused phone call authentication failures for customers in the United States.
We are actively monitoring phone call authentication delivery and will provide another update once the issue is fully resolved.] has changed as [Phone call authentication delivery for customers in the United States has returned to normal operation.
If customers continue to experience issues, please contact Duo Support.].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational].
Statuspage incident component [Phone Call Delivery] status [degraded_performance] has changed as [operational]. " on alert: "Duo Phone Call Authentication Failures - United States"

INVESTIGATING about 8 hours ago - at 08/08/2026 11:04PM

[Comment from Opsgenie]System noted: "Statuspage incident status [IDENTIFIED] has changed as [MONITORING].
Statuspage incident message [We have identified an issue causing phone call authentication failures for customers in the United States. This is related to a third-party carrier disruption. We are actively monitoring the carrier issue and working with our provider as needed.
Please check back here or subscribe to updates for any changes.] has changed as [We are seeing recovery for the issue related to a third-party carrier disruption that caused phone call authentication failures for customers in the United States.
We are actively monitoring phone call authentication delivery and will provide another update once the issue is fully resolved.].
Following components are removed: [Logs]. " on alert: "Duo Phone Call Authentication Failures - United States"

INVESTIGATING about 10 hours ago - at 08/08/2026 09:13PM

We have identified an issue causing phone call authentication failures for customers in the United States. This is related to a third-party carrier disruption. We are actively monitoring the carrier issue and working with our provider as needed.
Please check back here or subscribe to updates for any changes.

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