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AWS AWSCloudFormation documentation change

Service: AWSCloudFormation · 2026-06-28 · Documentation low

File: AWSCloudFormation/latest/TemplateReference/aws-resource-bedrockagentcore-dataset.md

Summary

Enhanced documentation for Dataset resource including purpose clarification, property descriptions, and attribute details

Security assessment

Adds documentation for KmsKeyArn property enabling server-side encryption using AWS KMS keys, which is a security feature. No evidence of addressing a specific vulnerability.

Diff

diff --git a/AWSCloudFormation/latest/TemplateReference/aws-resource-bedrockagentcore-dataset.md b/AWSCloudFormation/latest/TemplateReference/aws-resource-bedrockagentcore-dataset.md
index 99aadb17e..86bdb5eb0 100644
--- a//AWSCloudFormation/latest/TemplateReference/aws-resource-bedrockagentcore-dataset.md
+++ b//AWSCloudFormation/latest/TemplateReference/aws-resource-bedrockagentcore-dataset.md
@@ -11 +11,3 @@ This is the new _CloudFormation Template Reference Guide_. Please update your bo
-The `AWS::BedrockAgentCore::Dataset` resource Property description not available. for BedrockAgentCore.
+Specifies a dataset for Amazon Bedrock AgentCore. A dataset stores collections of examples used for agent evaluation, including inline examples or references to JSONL files in Amazon S3.
+
+See the **Properties** section below for descriptions of both the required and optional properties.
@@ -53 +55 @@ To declare this entity in your CloudFormation template, use the following syntax
-The name of the dataset. 
+Human-readable name for the dataset. Must be unique within the account. Immutable after creation. 
@@ -66 +68 @@ _Update requires_ : [Replacement](https://docs.aws.amazon.com/AWSCloudFormation/
-The description of the dataset. 
+A description of the dataset. 
@@ -79 +81 @@ _Required_ : No
-Property description not available.
+Optional AWS KMS key ARN for server-side encryption on service Amazon S3 writes. 
@@ -96 +98 @@ _Minimum_ : `1`
-The schema type of the dataset. 
+Versioned schema type governing the structure of examples. Immutable after creation. 
@@ -109 +111 @@ _Required_ : Yes
-Property description not available.
+Source of initial examples. Provide either inline examples or an S3 URI pointing to a JSONL file. 
@@ -120 +122 @@ _Required_ : No
-Property description not available.
+A map of tag keys and values to assign to the dataset. 
@@ -135,0 +138,4 @@ _Required_ : No
+The `Fn::GetAtt` intrinsic function returns a value for a specified attribute of this type. The following are the available attributes and sample return values.
+
+For more information about using the `Fn::GetAtt` intrinsic function, see [`Fn::GetAtt`](https://docs.aws.amazon.com/AWSCloudFormation/latest/TemplateReference/intrinsic-function-reference-getatt.html).
+
@@ -146 +152 @@ The timestamp when the dataset was created.
-The Amazon Resource Name (ARN) of the dataset. 
+Property description not available.
@@ -151 +157 @@ The Amazon Resource Name (ARN) of the dataset.
-The unique identifier of the dataset. 
+Property description not available.
@@ -156 +162 @@ The unique identifier of the dataset.
-The number of examples in the dataset. 
+Property description not available.
@@ -161 +167 @@ The number of examples in the dataset.
-The current status of the dataset. 
+Property description not available.