This is the new *Amazon CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [Amazon CloudFormation User Guide](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::EC2::Instance EnclaveOptions
<a name="aws-properties-ec2-instance-enclaveoptions"></a>

Indicates whether the instance is enabled for Amazon Nitro Enclaves.

## Syntax
<a name="aws-properties-ec2-instance-enclaveoptions-syntax"></a>

To declare this entity in your Amazon CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-ec2-instance-enclaveoptions-syntax.json"></a>

```
{
  "[Enabled](#cfn-ec2-instance-enclaveoptions-enabled)" : Boolean
}
```

### YAML
<a name="aws-properties-ec2-instance-enclaveoptions-syntax.yaml"></a>

```
  [Enabled](#cfn-ec2-instance-enclaveoptions-enabled): Boolean
```

## Properties
<a name="aws-properties-ec2-instance-enclaveoptions-properties"></a>

`Enabled`  <a name="cfn-ec2-instance-enclaveoptions-enabled"></a>
If this parameter is set to `true`, the instance is enabled for Amazon Nitro Enclaves; otherwise, it is not enabled for Amazon Nitro Enclaves.  
*Required*: No  
*Type*: Boolean  
*Update requires*: [Replacement](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-replacement)