# Segment: SSO Login Issues with the Segment App

- Impact (vendor’s label): major
- Status: resolved
- Started: 2026-09-10 14:28 UTC · Resolved: 2026-09-10 15:39 UTC · Duration: 1.2 h
- Updates: 3 · Affected components: Web Interface (US), Web Interface - Web Interface (US)
- [Vendor status page: https://stspg.io/h5jylclwx3bx](https://stspg.io/h5jylclwx3bx)
- [Company: Segment](https://rewindex.com/company/segment.md)

## Summary

Some customers could not log in to the Segment app via SSO, affecting Web Interface (US). Segment marked the incident major; it ran from 2026-09-10 14:28 UTC to 2026-09-10 15:39 UTC, lasting 1 h 11 min. Segment reported mitigation and fully restored SSO login but did not disclose the root cause. _(machine-written, sol)_
## Timeline of updates

- **investigating** 2026-09-10 14:28 UTC: We are actively investigating an issue in which some customers are unable to login to the Segment app via SSO.
- **identified** 2026-09-10 15:27 UTC: The root cause of the issue with SSO login has been identified and we are working on a fix.
- **resolved** 2026-09-10 15:39 UTC: The issue has been mitigated, and SSO login is now fully functional for the Segment app.

## Rewindex changes for this incident

- 2026-09-10 14:28 UTC: [Major incident: SSO Login Issues with the Segment App](https://rewindex.com/change/ia9a04f2e824959.md)


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Canonical: https://rewindex.com/company/segment/incidents/bqwq102tmhc6 · Markdown: https://rewindex.com/company/segment/incidents/bqwq102tmhc6.md · JSON: https://rewindex.com/api/v1/companies/segment/incidents/bqwq102tmhc6 · Generated 2026-10-18T10:38:10.575Z