# UnknownPrincipalProps

Properties for an UnknownPrincipal.

Extends: UnknownPrincipalProps
Used as props by: UnknownPrincipal

- Source: [`aws-iam/lib/unknown-principal.ts`](https://github.com/aws/aws-cdk/blob/v2.274.0/packages/aws-cdk-lib/aws-iam/lib/unknown-principal.ts#L11)

## Example

```ts
// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import { aws_iam as iam } from 'aws-cdk-lib';
import * as constructs from 'constructs';

declare const construct: constructs.Construct;
const unknownPrincipalProps: iam.UnknownPrincipalProps = {
  resource: construct,
};
```

## Properties

- `resource`: [IConstruct](/cdk/api/v2/docs/constructs.IConstruct.html) (required) — The resource the role proxy is for.