# rds-instance-public-access-check
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Checks if the Amazon Relational Database Service (Amazon RDS) instances are not publicly accessible. The rule is NON\$1COMPLIANT if the publiclyAccessible field is true in the instance configuration item. 



**Identifier:** RDS\$1INSTANCE\$1PUBLIC\$1ACCESS\$1CHECK

**Resource Types:** AWS::RDS::DBInstance

**Trigger type:** Configuration changes

**Amazon Web Services Region:** All supported Amazon regions

**Parameters:**

None  

## Proactive Evaluation
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 For steps on how to run this rule in proactive mode, see [Evaluating Your Resources with Amazon Config Rules](./evaluating-your-resources.html#evaluating-your-resources-proactive). For this rule to return COMPLIANT in proactive mode, the resource configuration schema for the [StartResourceEvaluation](https://docs.amazonaws.cn/config/latest/APIReference/API_StartResourceEvaluation.html) API needs to include the following inputs, encoded as a string: 

```
"ResourceConfiguration":
...
{
   "PubliclyAccessible": BOOLEAN
} 
...
```

 For more information on proactive evaluation, see [Evaluation Mode](./evaluate-config-rules.html). 

## Amazon CloudFormation template
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To create Amazon Config managed rules with Amazon CloudFormation templates, see [Creating Amazon Config Managed Rules With Amazon CloudFormation Templates](aws-config-managed-rules-cloudformation-templates.md).