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The Log Group Nobody Configured, and Why the IAM Policy Missed It

08/12/202611/04/2025 by Serhii Matiushchenko

Reading Time: 3 minutesA least-privilege IAM policy was scoped exactly to what the configuration said the log shipper would write to, which turned out to be only half the story: the agent had a hardcoded fallback destination that no config file ever mentioned. Focus keyword: least privilege IAM policy gap Title: The Log Group Nobody Configured, and Why the IAM Policy Missed It

The Plugin That Should Have Loaded, in a Binary That Never Had It

08/12/202610/09/2025 by Serhii Matiushchenko

Reading Time: 3 minutesA correctly configured logging plugin refused to load, across several chart versions, because the chart’s version number had nothing to do with the version of the binary actually running inside it. Focus keyword: Helm chart version vs binary version Title: The Plugin That Should Have Loaded, in a Binary That Never Had It.

Config Setting That Was Silently Doing Nothing

08/12/202609/04/2025 by Serhii Matiushchenko

Reading Time: 3 minutesA Helm values change deployed cleanly, reported success, and did absolutely nothing, because the chart version in use had never heard of the parameter being set. No error, no warning, just a config that silently went nowhere. Focus keyword: Helm chart silently ignored values Title: The Config Setting That Was Silently Doing Nothing.