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AWS apigateway documentation change

Service: apigateway · 2025-08-22 · Documentation low

File: apigateway/latest/developerguide/history.md

Summary

Updated documentation date and added SIGv4a support documentation for REST APIs

Security assessment

Added documentation for SIGv4a support, which is a security feature enhancing request signing capabilities. No evidence of addressing a specific vulnerability.

Diff

diff --git a/apigateway/latest/developerguide/history.md b/apigateway/latest/developerguide/history.md
index c43549f93..37138bdac 100644
--- a//apigateway/latest/developerguide/history.md
+++ b//apigateway/latest/developerguide/history.md
@@ -11 +11 @@ The following table describes the important changes to the documentation since t
-  * **Latest documentation update:** June 3, 2025
+  * **Latest documentation update:** August 19, 2025
@@ -17,0 +18 @@ Change| Description| Date
+SIGv4a for REST APIs| API Gateway now supports using Signature Version 4a for REST APIs. For more information, see [API Gateway permissions model for invoking an API](https://docs.aws.amazon.com/apigateway/latest/developerguide/permissions.html#api-gateway-control-access-iam-permissions-model-for-calling-api).| August 19, 2025