# ProtectionGroupReference

A reference to a ProtectionGroup resource.

- Source: Generated code
- Type last changed: v2.224.0 · 13 Nov 2025

## Example

```ts
// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import { aws_shield as interfaces_shield } from 'aws-cdk-lib/interfaces';
const protectionGroupReference: interfaces_shield.ProtectionGroupReference = {
  protectionGroupArn: 'protectionGroupArn',
};
```

## Properties

- `protectionGroupArn`: string (required) — The ProtectionGroupArn of the ProtectionGroup resource.