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mcpherrinm merged 2 commits into from
Jun 16, 2026
Merged

Update docs - Oak EOL is complete #2238

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Update docs - this is complete
mcpherrinm Jun 16, 2026
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mcpherrinm Jun 16, 2026
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14 changes: 4 additions & 10 deletions content/en/docs/ct-logs.html
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
---
title: Certificate Transparency (CT) Logs
slug: ct-logs
lastmod: 2026-01-04
lastmod: 2026-06-15
show_lastmod: 1
---

Expand Down Expand Up @@ -68,15 +68,9 @@ <h3>Sunlight</h3>

<h3>RFC 6962 Logs EOL</h3>
<p>
Let's Encrypt formerly ran a log based on Trillian, implementing the RFC 6962 API. It is currently available
read-only, and will be shut down in February 2026. For more information, see the
<a href="https://letsencrypt.org/2025/08/14/rfc-6962-logs-eol">
end of life plan for our RFC 6962 Certificate Transparency logs
</a>. URLs and log keys can be found in Google and Apple's CT log lists, if required.
The old production log was called Oak.
</p>
<p>
We also ran test logs called Testflume and Sapling, which are no longer available.
Let's Encrypt formerly ran logs based on Trillian, implementing the RFC 6962 API.
For more information, see the <a href="https://letsencrypt.org/2025/08/14/rfc-6962-logs-eol">
end of life plan for our RFC 6962 Certificate Transparency logs</a>.
</p>

<h2>Log Operations</h2>
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