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AWS elasticloadbalancing documentation change

Service: elasticloadbalancing · 2025-06-04 · Documentation low

File: elasticloadbalancing/latest/application/listener-update-rules.md

Summary

Updated tag validation rules to require a '.' and restrict characters after the final '.'

Security assessment

Syntax change for tag formatting with no direct security implications. Does not relate to access control or vulnerabilities.

Diff

diff --git a/elasticloadbalancing/latest/application/listener-update-rules.md b/elasticloadbalancing/latest/application/listener-update-rules.md
index 4b4efccfe..22c160a1b 100644
--- a//elasticloadbalancing/latest/application/listener-update-rules.md
+++ b//elasticloadbalancing/latest/application/listener-update-rules.md
@@ -60 +60 @@ To add additional tags select the **Add additional tags** text.
-Maximum 128 characters. Not case sensitive. Allowed characters are a-z, A-Z, 0-9; the following special characters: -_.; and wildcards (* and ?).
+Maximum 128 characters. Not case sensitive. Allowed characters are a-z, A-Z, 0-9; the following special characters: -_.; and wildcards (* and ?). You must include at least one "." character. You can include only alphabetical characters after the final "." character.