---
lang: en
title: 'API docs: security.credential'
keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI
sidebar: lb4_sidebar
editurl: https://github.com/strongloop/loopback-next/tree/master/packages/security
permalink: /doc/en/lb4/apidocs.security.credential.html
---

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[Home](./index.md) &gt; [@loopback/security](./security.md) &gt; [Credential](./security.credential.md)

## Credential interface

Security attributes used to authenticate the subject. Such credentials include passwords, Kerberos tickets, and public key certificates.

<b>Signature:</b>

```typescript
export interface Credential 
```