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# AWS::EC2::VerifiedAccessTrustProvider SseSpecification

AWS Verified Access provides server side encryption by default to data at rest using AWS-owned KMS keys. You also have the option of using customer managed KMS keys, which can be specified using the options below. 
## Syntax

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

```
{
 "[CustomerManagedKeyEnabled](#cfn-ec2-verifiedaccesstrustprovider-ssespecification-customermanagedkeyenabled)" : {{Boolean}},
 "[KmsKeyArn](#cfn-ec2-verifiedaccesstrustprovider-ssespecification-kmskeyarn)" : {{String}}
}
```
### YAML

```
 [CustomerManagedKeyEnabled](#cfn-ec2-verifiedaccesstrustprovider-ssespecification-customermanagedkeyenabled): {{Boolean}}
 [KmsKeyArn](#cfn-ec2-verifiedaccesstrustprovider-ssespecification-kmskeyarn): {{String}}
```
## Properties

`CustomerManagedKeyEnabled` 
 Enable or disable the use of customer managed KMS keys for server side encryption. 
Valid values: `True` \| `False` 
*Required*: No 
*Type*: Boolean 
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)
`KmsKeyArn` 
 The ARN of the KMS key. 
*Required*: No 
*Type*: String 
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