@loopback/docs/site/apidocs/authorization.principal.md

Documentation for LoopBack 4

---
lang: en
title: 'API docs: authorization.principal'
keywords: LoopBack 4.0, LoopBack 4
sidebar: lb4_sidebar
permalink: /doc/en/lb4/apidocs.authorization.principal.html
---

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[Home](./index.md) &gt; [@loopback/authorization](./authorization.md) &gt; [Principal](./authorization.principal.md)

## Principal interface

Represent a user, an application, or a device

<b>Signature:</b>

```typescript
export interface Principal 
```

## Properties

|  Property | Type | Description |
|  --- | --- | --- |
|  [name](./authorization.principal.name.md) | <code>string</code> | Name/id |
|  [type](./authorization.principal.type.md) | <code>string</code> | Type - user/application/device etc |