All Deployments: Trusted Endpoint Certificate Issuance and Renewal Issues
Incident Report for Duo
Postmortem

Cloud PKI Outage

Incident Report - 2019/09/27

Summary:

From 12:36PM to 12:49PM, and 12:59PM to 16:50PM EDT on September 27th, Duo’s Cloud PKI service experienced an outage that prevented requests for new and renewing Trusted Endpoint certificates. Existing trusted endpoint certificates were not affected. The root cause of the issue has been resolved and Duo is working towards preventing similar issues going forward.

Details:

Duo uses a Cloud PKI service to issue and renew certificates for Duo’s Trusted Endpoints feature. On September 27th an update was deployed to a piece of management software on the firewall that protects the PKI service. This new software caused an out of memory condition on the firewall. An initial redeploy of the firewall contained the same version of the problematic software which led to the second period of down time. The firewall was then completely replaced with a patched version of the software which successfully restored service. Duo is working with our hosting partners to prevent recurrence of this issue in the future.

Posted Oct 01, 2019 - 18:50 EDT

Resolved
In two instances, from 12:36PM to 12:49PM, and 12:59PM to 16:50PM EDT on September 27th, our Cloud PKI encountered an issue that may have affected some customers when issuing or renewing Trusted Endpoints certificates. The issue has been remediated but we are monitoring for any customers who may have been affected. Authentications were not affected in any way.
Posted Sep 30, 2019 - 15:47 EDT
Monitoring
Our Cloud PKI encountered an issue that affected some customers when issuing or renewing Trusted Endpoints certificates. Authentications were not affected in any way. Duo is continuing to monitor the situation.
Posted Sep 27, 2019 - 13:01 EDT
This incident affected: DUO1 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO2 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO3 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO4 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO5 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO6 (Admin Panel, Core Authentication Service, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO7 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO8 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO47 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO10 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO11 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO12 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO13 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO14 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO15 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO16 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO17 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO18 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO19 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO20 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO21 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO22 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO23 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO24 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO25 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO26 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO27 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO28 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO29 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO30 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO31 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO32 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO33 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO34 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO36 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO37 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO38 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO39 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO40 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO41 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO42 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO43 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO44 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO45 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO46 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO48 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO9 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO49 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO50 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO51 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO52 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO53 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO54 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO55 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO56 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO57 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO58 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO59 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO60 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO61 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO62 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO63 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO64 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), DUO65 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI), and DUO35 (Core Authentication Service, Admin Panel, Push Delivery, Phone Call Delivery, SMS Message Delivery, Cloud PKI).