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# AWS::AppMesh::VirtualGateway VirtualGatewayTlsValidationContextTrust
<a name="aws-properties-appmesh-virtualgateway-virtualgatewaytlsvalidationcontexttrust"></a>

An object that represents a Transport Layer Security (TLS) validation context trust.

## Syntax
<a name="aws-properties-appmesh-virtualgateway-virtualgatewaytlsvalidationcontexttrust-syntax"></a>

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

### JSON
<a name="aws-properties-appmesh-virtualgateway-virtualgatewaytlsvalidationcontexttrust-syntax.json"></a>

```
{
  "[ACM](#cfn-appmesh-virtualgateway-virtualgatewaytlsvalidationcontexttrust-acm)" : VirtualGatewayTlsValidationContextAcmTrust,
  "[File](#cfn-appmesh-virtualgateway-virtualgatewaytlsvalidationcontexttrust-file)" : VirtualGatewayTlsValidationContextFileTrust,
  "[SDS](#cfn-appmesh-virtualgateway-virtualgatewaytlsvalidationcontexttrust-sds)" : VirtualGatewayTlsValidationContextSdsTrust
}
```

### YAML
<a name="aws-properties-appmesh-virtualgateway-virtualgatewaytlsvalidationcontexttrust-syntax.yaml"></a>

```
  [ACM](#cfn-appmesh-virtualgateway-virtualgatewaytlsvalidationcontexttrust-acm): 
    VirtualGatewayTlsValidationContextAcmTrust
  [File](#cfn-appmesh-virtualgateway-virtualgatewaytlsvalidationcontexttrust-file): 
    VirtualGatewayTlsValidationContextFileTrust
  [SDS](#cfn-appmesh-virtualgateway-virtualgatewaytlsvalidationcontexttrust-sds): 
    VirtualGatewayTlsValidationContextSdsTrust
```

## Properties
<a name="aws-properties-appmesh-virtualgateway-virtualgatewaytlsvalidationcontexttrust-properties"></a>

`ACM`  <a name="cfn-appmesh-virtualgateway-virtualgatewaytlsvalidationcontexttrust-acm"></a>
A reference to an object that represents a Transport Layer Security (TLS) validation context trust for an AWS Certificate Manager certificate.  
*Required*: No  
*Type*: [VirtualGatewayTlsValidationContextAcmTrust](aws-properties-appmesh-virtualgateway-virtualgatewaytlsvalidationcontextacmtrust.md)  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`File`  <a name="cfn-appmesh-virtualgateway-virtualgatewaytlsvalidationcontexttrust-file"></a>
An object that represents a Transport Layer Security (TLS) validation context trust for a local file.  
*Required*: No  
*Type*: [VirtualGatewayTlsValidationContextFileTrust](aws-properties-appmesh-virtualgateway-virtualgatewaytlsvalidationcontextfiletrust.md)  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`SDS`  <a name="cfn-appmesh-virtualgateway-virtualgatewaytlsvalidationcontexttrust-sds"></a>
A reference to an object that represents a virtual gateway's Transport Layer Security (TLS) Secret Discovery Service validation context trust.  
*Required*: No  
*Type*: [VirtualGatewayTlsValidationContextSdsTrust](aws-properties-appmesh-virtualgateway-virtualgatewaytlsvalidationcontextsdstrust.md)  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)