# Dremio: Major incident: Login to EU site unavailable

**Summary:** Dremio reported a major outage blocking password and oauth login to https://app.eu.dremio.cloud due to Auth0 problems; API access using PAT tokens was unaffected. The incident started at 2023-10-30 20:50 UTC and was resolved at 2023-10-30 21:14 UTC, lasting 23 min, with normal operation restored. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2023-10-30 20:50 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/0dd0ps7q17m4](https://stspg.io/0dd0ps7q17m4)
- [Company: Dremio](https://rewindex.com/company/dremio.md)
- Versions: before (none: first archived) → after incident\_version:144/kxxws5v3gtt3@29a774084716
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Login to EU site unavailable
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2023-10-30 20:50 UTC
```

**5. Added: Resolved time**

```diff
+ 2023-10-30 21:14 UTC
```

**6. Added: Affected components**

```diff
+ Dremio Cloud - Europe - Site Availability, Site Availability
```

**7. Added: Update** (investigating) · 2023-10-30 20:50 UTC

```diff
+ Login via password or oauth to https://app.eu.dremio.cloud is currently unavailable due to problems with Auth0 (our authentication service). Access via APIs using PAT tokens are unaffected.
```

**8. Added: Update** (identified) · 2023-10-30 20:51 UTC

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

**9. Added: Update** (identified) · 2023-10-30 20:52 UTC

```diff
+ No mitigation is currently available. We are waiting for updates from our authentication provider (i.e. Auth0.com)
```

**10. Added: Update** (monitoring) · 2023-10-30 21:01 UTC

```diff
+ Authentication appears to be working normally now and Dremio Cloud should be fully operational.  We will continue to monitor for bounce back.
```

**11. Added: Update** (monitoring) · 2023-10-30 21:02 UTC

```diff
+ We are continuing to monitor for any further issues.
```

**12. Added: Update** (resolved) · 2023-10-30 21:14 UTC

```diff
+ This incident has been resolved and normal operation has resumed.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2023-10-30 20:50 UTC | Major incident: Login to EU site unavailable (this change) | outage |

All Dremio changes: [timeline](https://rewindex.com/company/dremio/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._


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Canonical: https://rewindex.com/change/ifafcb69d6d8cae · Markdown: https://rewindex.com/change/ifafcb69d6d8cae.md · JSON: https://rewindex.com/api/v1/changes/ifafcb69d6d8cae · Generated 2026-10-18T03:55:47.176Z