Recent change in log list v3 broke log list parsing in popular Android library

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Tevin Jeffrey

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Jun 21, 2025, 12:43:51 PMJun 21
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Alex Benoit

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Jun 21, 2025, 1:00:20 PMJun 21
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the addition of:
      "name": "Geomys", "email": [ "c...@geomys.org" ], "logs": [],
with an empty array has broken appmattus/certificatetransparency

is it possible to revert temporarily?

On Saturday, June 21, 2025 at 9:43:51 AM UTC-7 Tevin Jeffrey wrote:
https://github.com/appmattus/certificatetransparency/issues/143

Manjul Kadyan

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Jun 21, 2025, 1:06:09 PMJun 21
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we’re seeing the same issue. Our Android app is currently down due to the log list parsing failure in the certificatetransparency library.

Cristi Constantin

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Jun 21, 2025, 1:10:11 PMJun 21
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We're experiencing the same issue.
This requires an urgent fix.

Walter Huang

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Jun 21, 2025, 1:46:58 PMJun 21
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We're experiencing the same issue now, need to apply hotfix to disable the library first, please help to fix it. 

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Roger Ng

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Jun 21, 2025, 6:14:20 PMJun 21
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The v3 log list version 57.1 was rolled out to add a fake log to the applicable logs array. This should stop the breakage.

https://www.gstatic.com/ct/log_list/v3/log_list.json
https://www.gstatic.com/ct/log_list/v3/all_logs_list.json

Note that this is only a temporary solution. Please read #143 (comment) for details.

Cheers,
Roger

Naseer Ahmed

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Jun 22, 2025, 3:34:53 PMJun 22
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Joe DeBlasio

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Jun 25, 2025, 7:58:36 PMJun 25
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Hi folks,

Just to reiterate a version of what I said on the GitHub issue, the "appmattus/certificatetransparency" is now using the Chrome CT Log List in violation of its Acceptable Use Policy. If you continue to rely on this library, you do so at their own risk, especially since the library is not adequately maintained.  Future changes to the list will very likely result in breakage of apps using the library, and Google may not mitigate that breakage. Google strongly recommends discontinuing use of this library, instead relying on upcoming CT support in Android 16, and unfortunately not enforcing CT for Android users prior to Android 16.

Best,
Joe, on behalf of the Chrome CT Team

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