Is Duo Security down?

We are investigating a partial outage affecting Duo hardware token authentication for customers on affected US deployments. Customers using hardware tokens may experience intermittent authentication failures. Based on current information, retrying the authentication attempt is expected to succeed. Other Duo authentication methods are not expected to be impacted and can be used as alternate methods if configured and available. Our engineering team is actively investigating and has started mitigation steps. Updates and additional details will be provided as new information becomes available. We appreciate your patience and understanding during this time.

We have seen the failure rate for Duo hardware token authentication subside on affected US deployments. Customers using hardware tokens may still experience intermittent authentication failures while we continue to monitor. Retrying the authentication attempt is expected to succeed. Other Duo authentication methods are not expected to be impacted and can be used as alternate methods if configured and available. We will continue to monitor service stability and provide additional updates as needed.

This issue has been resolved. Duo hardware token authentication is now functioning normally on affected US deployments. Other Duo authentication methods were not expected to be impacted. Thank you for your patience. If you continue to experience issues, please contact Duo Support.

We are investigating an issue affecting the signup service. New account registrations are temporarily unavailable. Our team is actively investigating and working to restore normal service. We apologize for any inconvenience and appreciate your patience.

We have identified the issue affecting new account registrations. Our team is working on a fix and expects to release it soon. We apologize for any inconvenience and appreciate your continued patience.

This incident has been resolved. New Duo account registrations are now functioning normally. Thank you for your patience. If you continue to experience issues, please contact Duo Support.

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.

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.

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.