# Matillion: Critical incident: Authentication issues impacting login into Designer and Hub

**Summary:** Matillion reported a critical authentication outage affecting login to Designer and Hub from 2025-12-05 11:24 UTC to 2025-12-05 12:31 UTC, lasting 1 h 6 min. Scheduled pipelines were not impacted. Matillion identified the issue, reported implementing a fix, and marked the incident resolved. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2025-12-05 11:24 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/7phqvg3rrkl8](https://stspg.io/7phqvg3rrkl8)
- [Company: Matillion](https://rewindex.com/company/matillion.md)
- Versions: before (none: first archived) → after incident\_version:151/fg3lncz3p39p@2aca9e9571c8
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Authentication issues impacting login into Designer and Hub
```

**2. Added: Impact**

```diff
+ critical
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2025-12-05 11:24 UTC
```

**5. Added: Resolved time**

```diff
+ 2025-12-05 12:31 UTC
```

**6. Added: Affected components**

```diff
+ Hub
```

**7. Added: Update** (investigating) · 2025-12-05 11:24 UTC

```diff
+ Matillion is currently investigating issues with logging into Designer and the Hub.  Any scheduled pipeline will not be impacted during this incident.
```

**8. Added: Update** (identified) · 2025-12-05 11:59 UTC

```diff
+ The issue has been identified and a fix is being implemented.
```

**9. Added: Update** (resolved) · 2025-12-05 12:31 UTC

```diff
+ This incident has been resolved.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2025-12-05 11:24 UTC | Critical incident: Authentication issues impacting login into Designer and Hub (this change) | outage |

All Matillion changes: [timeline](https://rewindex.com/company/matillion/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._


---
Canonical: https://rewindex.com/change/ica237e3707bfa4 · Markdown: https://rewindex.com/change/ica237e3707bfa4.md · JSON: https://rewindex.com/api/v1/changes/ica237e3707bfa4 · Generated 2026-10-18T02:54:58.101Z