Okta experienced a major incident on December 26, 2025 affecting okta.com cell 6 and Core Platform, lasting 7d 17h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- resolved Dec 26, 2025, 08:30 AM UTC
Around 3:30 AM PT on December 26, 2025, the Engineering team became aware of an issue affecting customers on Ok6 cells. We temporarily put the cell in read-only mode. During this time, customers on OK6 were still able to log in and access apps, but could not create or modify any data, users, or settings. The issue has been resolved at 5:43 AM PST. Additional root cause information will be available within 5 Business days.
- resolved Jan 03, 2026, 01:52 AM UTC
We sincerely apologize for any impact this incident has caused to you, your business, or your customers. At Okta, trust and transparency are our top priorities. Outlined below are the facts regarding this incident. We are committed to implementing improvements to the service to prevent future occurrences of this kind. Detection and Impact: On December 26, 2025, at 3:27 AM PST, Okta engineering was alerted to increased errors in US Cell 6. During this time, US Cell 6 experienced errors, connection timeouts, and slow responses while attempting to access resources. Admins would have seen a banner on the admin portal stating that the cell was in read-only mode. Root Cause Summary: Okta has determined that the issue was caused by an outage with our cloud service provider. All instances fully recovered by 5:43 AM PT. Remediation Steps: Upon detection, Okta’s engineering teams immediately began diagnosing the issue and worked with our cloud service provider to resolve the issue. In addition, the Incident response teams continued to review and analyze the incident, applying additional measures to improve service availability for end-user authentications. Preventative Actions: Okta is taking steps to prevent a recurrence of this issue. We are making improvements to our monitoring and response procedures to more quickly diagnose and recover from this kind of failure in the future. Total Duration: 2 hours and 16 minutes Start Time: December 26, 2025, 03:27 AM PT End Time: December 26, 2025, 05:43 AM PT