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AWS acm documentation change

Service: acm · 2026-02-22 · Documentation low

File: acm/latest/userguide/gs-acm-request-public.md

Summary

Changed certificate validity from 13 months to 198 days and renewal timing from after 11 months to 45 days pre-expiration

Security assessment

Standard operational update reflecting shorter certificate lifetimes. No security vulnerability or incident is referenced in the change.

Diff

diff --git a/acm/latest/userguide/gs-acm-request-public.md b/acm/latest/userguide/gs-acm-request-public.md
index 87e028c83..e1c87ac7a 100644
--- a//acm/latest/userguide/gs-acm-request-public.md
+++ b//acm/latest/userguide/gs-acm-request-public.md
@@ -15 +15 @@ Public ACM certificates follow the X.509 standard and are subject to the followi
-  * **Expiration:** Each certificate is valid for 13 months (395 days).
+  * **Expiration:** Each certificate is valid for 198 days.
@@ -17 +17 @@ Public ACM certificates follow the X.509 standard and are subject to the followi
-  * **Renewal:** ACM attempts to renew a public certificate automatically after 11 months. 
+  * **Renewal:** ACM attempts to renew a public certificate automatically 45 days before expiration.