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AWS AmazonECS documentation change

Service: AmazonECS · 2025-08-19 · Documentation low

File: AmazonECS/latest/developerguide/alb-resources-for-blue-green.md

Summary

Removed section detailing limitations about Application Load Balancer listeners with mixed action types in blue/green deployments

Security assessment

The change removes documentation about a technical limitation (mixed ALB action types causing deployment failures) rather than addressing security vulnerabilities or documenting security features. No evidence of security impact in the removed content.

Diff

diff --git a/AmazonECS/latest/developerguide/alb-resources-for-blue-green.md b/AmazonECS/latest/developerguide/alb-resources-for-blue-green.md
index 404260854..d2dc00d8c 100644
--- a//AmazonECS/latest/developerguide/alb-resources-for-blue-green.md
+++ b//AmazonECS/latest/developerguide/alb-resources-for-blue-green.md
@@ -5 +5 @@
-LimitationsTarget groupsApplication Load BalancerListeners and rulesService configurationTraffic flow during deployment
+Target groupsApplication Load BalancerListeners and rulesService configurationTraffic flow during deployment
@@ -11,9 +10,0 @@ To use Application Load Balancers with Amazon ECS blue/green deployments, you ne
-## Limitations
-
-The following limitations currently apply to blue/green deployments with Application Load Balancers:
-
-  * Blue/green deployments are not supported when using Application Load Balancer listeners that have multiple action types configured with non-forwarding actions. If your Application Load Balancer listener rules contain a mix of forwarding and non-forwarding actions (such as redirect, fixed-response, or authenticate actions), the deployment will fail.
-
-
-
-