---
title: http.basicAuth() function
description: >
  `http.basicAuth()` returns a Base64-encoded basic authentication header
  using a specified username and password combination.
menu:
  flux_v0_ref:
    name: http.basicAuth
    parent: http
    identifier: http/basicAuth
weight: 101

introduced: 0.44.0
---

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`http.basicAuth()` returns a Base64-encoded basic authentication header
using a specified username and password combination.



##### Function type signature

```js
(p: string, u: string) => string
```

{{% caption %}}
For more information, see [Function type signatures](/flux/v0/function-type-signatures/).
{{% /caption %}}

## Parameters

### u
({{< req >}})
Username to use in the basic authentication header.



### p
({{< req >}})
Password to use in the basic authentication header.




## Examples

### Set a basic authentication header in an HTTP POST request

```js
import "http"

username = "myawesomeuser"
password = "mySupErSecRetPasSW0rD"

http.post(
    url: "http://myawesomesite.com/api/",
    headers: {Authorization: http.basicAuth(u: username, p: password)},
    data: bytes(v: "Something I want to send."),
)

```