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AWS IAM documentation change

Service: IAM · 2026-04-19 · Documentation low

File: IAM/latest/UserGuide/intro-structure.md

Summary

Fixed grammatical errors in IAM introduction documentation (changed 'authenticates permission' to 'authenticates the principal' and removed stray period in a list)

Security assessment

These changes correct grammatical errors and improve clarity in introductory IAM documentation. The corrections do not address security vulnerabilities, change security guidance, or introduce new security concepts. They are routine documentation improvements for better readability.

Diff

diff --git a/IAM/latest/UserGuide/intro-structure.md b/IAM/latest/UserGuide/intro-structure.md
index de41aed7f..651ae6464 100644
--- a//IAM/latest/UserGuide/intro-structure.md
+++ b//IAM/latest/UserGuide/intro-structure.md
@@ -13 +13 @@ AWS Identity and Access Management provides the infrastructure necessary to cont
-First, a human user or an application uses their sign-in credentials to authenticate with AWS. IAM matches the sign-in credentials to a principal (an IAM user, AWS STS federated user principal, IAM role, or application) trusted by the AWS account and authenticates permission to access AWS. 
+First, a human user or an application uses their sign-in credentials to authenticate with AWS. IAM matches the sign-in credentials to a principal (an IAM user, AWS STS federated user principal, IAM role, or application) trusted by the AWS account and authenticates the principal to access AWS. 
@@ -25 +25 @@ When a principal tries to use the AWS Management Console, the AWS API, or the AW
-  * **Actions or operations** – The actions or operations that the principal wants to perform., such as an action in the AWS Management Console, or an operation in the AWS CLI or AWS API.
+  * **Actions or operations** – The actions or operations that the principal wants to perform, such as an action in the AWS Management Console, or an operation in the AWS CLI or AWS API.