# Contentstack: Contentstack – AWS NA – SSO Authentication Disruption

- Impact (vendor’s label): major
- Status: resolved
- Started: 2026-01-08 15:50 UTC · Resolved: 2026-01-08 17:06 UTC · Duration: 1.3 h
- Updates: 4 · Affected components: Amazon Web Services US Region - Personalize - Web Application, Personalize - Web Application, Amazon Web Services US Region - Launch - Web Application, Launch - Web Application, Amazon Web Services US Region - Marketplace - Web Application, Marketplace - Web Application, Amazon Web Services US Region - Automation UI, Automation UI, Amazon Web Services US Region - BrandKit UI, BrandKit UI, Amazon Web Services US Region - Web Application, Web Application
- [Vendor status page: https://stspg.io/1xtmx0sjxp4d](https://stspg.io/1xtmx0sjxp4d)
- [Company: Contentstack](https://rewindex.com/company/contentstack.md)

## Timeline of updates

- **investigating** 2026-01-08 15:50 UTC: Some customers using SSO may currently experience difficulties accessing the Contentstack application. The team is actively investigating the issue and working toward a resolution. We are closely monitoring the situation and will share updates as more information becomes available. If you encounter any difficulties accessing our services, please contact our Customer Success team for assistance.
- **identified** 2026-01-08 16:15 UTC: The issue has been identified, and a fix is currently being implemented.
- **monitoring** 2026-01-08 16:37 UTC: A fix has been implemented and we are monitoring the results.
- **resolved** 2026-01-08 17:06 UTC: This incident has been resolved.

## Rewindex changes for this incident

- 2026-01-08 15:50 UTC: [Major incident: Contentstack – AWS NA – SSO Authentication Disruption](https://rewindex.com/change/i243bf7079f65d6.md)


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Canonical: https://rewindex.com/company/contentstack/incidents/ddyx0hfdb4v9 · Markdown: https://rewindex.com/company/contentstack/incidents/ddyx0hfdb4v9.md · JSON: https://rewindex.com/api/v1/companies/contentstack/incidents/ddyx0hfdb4v9 · Generated 2026-10-20T00:01:50.014Z