# Chainguard: Incident updated:  Removing trust in a compromised certificate authority (eMudhra emSign G3)

**Summary:** _summary pending_
- Kind: Incident update · Label: not classified yet
- Changed: 2026-10-20 22:03 UTC · Detected: 2026-10-20 22:03 UTC
- Source: n/a
- [Company: Chainguard](https://rewindex.com/company/chainguard.md)
- Versions: before incident\_version:727/1096060@edc6ff8e8069 → after incident\_version:727/1096060@2ade35a96a51
- Change 1 of 2 for this incident

Incident page (full timeline): [Removing trust in a compromised certificate authority (eMudhra emSign G3)](https://rewindex.com/company/chainguard/incidents/1096060.md)
## What changed

**1. Added: Update** (degraded) · 2026-10-20 21:59 UTC

```diff
+ Our image catalog is almost completely rebuilt with updated certificates. However, catalog synchronization and publishing are still underway. Check your registry often to see the build status of your own images. Official communications are coming soon with detailed guidance on impact and workarounds. Check your communication opt-ins in the Chainguard Console to ensure you see them.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-10-20 22:03 UTC | Incident updated:  Removing trust in a compromised certificate authority (eMudhra emSign G3) (this change) |  |
| 2026-10-21 00:03 UTC | [Incident updated:  Removing trust in a compromised certificate authority (eMudhra emSign G3)](https://rewindex.com/change/r4fa526b64373bd.md) |  |

Next: [change](https://rewindex.com/change/r4fa526b64373bd.md) · All Chainguard changes: [timeline](https://rewindex.com/company/chainguard/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/r57b0d2993933f0 · Markdown: https://rewindex.com/change/r57b0d2993933f0.md · JSON: https://rewindex.com/api/v1/changes/r57b0d2993933f0 · Generated 2026-10-21T00:25:27.437Z