Title: Datawiza Proxy Auth Plugin &#8211; SSO
Author: Datawiza Team
Published: <strong>19 de Diciembre de  2020</strong>
Last modified: 25 de Octubre de  2021

---

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Este plugin **no ha sido probado con ninguna las 3 últimas versiones principales
de WordPress**. Puede que ya no se mantenga o no tenga soporte, y puede que tenga
problemas de compatibilidad cuando se utiliza con versiones más recientes de WordPress.

![](https://ps.w.org/reverse-proxy-auth-widget/assets/icon.svg?rev=2443145)

# Datawiza Proxy Auth Plugin – SSO

 Por [Datawiza Team](https://profiles.wordpress.org/fyuck1991/)

[Descargar](https://downloads.wordpress.org/plugin/reverse-proxy-auth-widget.1.1.2.zip)

 * [Detalles](https://cl.wordpress.org/plugins/reverse-proxy-auth-widget/#description)
 * [Reseñas](https://cl.wordpress.org/plugins/reverse-proxy-auth-widget/#reviews)
 *  [Instalación](https://cl.wordpress.org/plugins/reverse-proxy-auth-widget/#installation)
 * [Desarrollo](https://cl.wordpress.org/plugins/reverse-proxy-auth-widget/#developers)

 [Soporte](https://wordpress.org/support/plugin/reverse-proxy-auth-widget/)

## Descripción

The Proxy Auth Plugin helps developers/DevOps/admins easily implement authentication
and authorization for WordPress by using a [JWT (JSON Web Token)](https://en.wikipedia.org/wiki/JSON_Web_Token)
provided by a reverse proxy.

This could be employed to achieve SSO (OAUTH/OIDC and SAML) to a Cloud Identity 
Provider (e.g., Azure Active Directory, Okta, Auth0) by using an Identity-Aware 
Proxy, e.g., [Datawiza Access Broker](https://www.datawiza.com/) and [Google IAP](https://cloud.google.com/iap).

Note that the plugin requires a reverse proxy sitting in front of the WordPress 
site. The reverse proxy performs authentication, and passes the user name and role
in a JWT to the plugin via a HTTP header called `DW-TOKEN`.

By using [Datawiza Access Broker](https://www.datawiza.com/), you get a [configuration-based](https://docs.datawiza.com/step-by-step/step1.html)
[no-code solution](https://docs.datawiza.com/), following the detail instruction
[here](https://docs.datawiza.com/step-by-step/step1.html).

If you decide to use your own reverse proxy, please follow the instructions below.

**How it works**

 * The plugin retrieves the user id (email) from the JWT and then checks if such
   a user exists. If not, the plugin creates a new user by using this email and 
   signs him/her in.
 * The plugin retrieves the user role from the JWT and sets it as the user’s role
   in WordPress.
 * The plugin expects the JWT including user id and role as a HTTP header `DW-TOKEN`.
   For example, the payload of JWT may look like:
 * {
    “role”: “administrator”, “email”: “admin@yourwebsite.com” }

**Plugin config in WordPress**

In `Setting` -> `Datawiza Proxy Auth`, you need to input a private secret which 
is used as a Cryptography Key. Such secret is shared between the plugin and the 
reverse proxy which is responsible for passing the JWT to the plugin. The Signing
Algorithm for the JWT is `HS256`.

**!!! NOTES !!!**

 * **If the enabled Proxy Auth Plugin cannot retrieve the expected JWT in the HTTP
   header, the plugin will not work. The authentication will use the default authentication
   of wordpress and you will see an error banner on top of the wordpress pages.**
 * **MAKE SURE that clients cannot bypass the reverse proxy. This is to prevent 
   people from sending forged malicious requests with arbitrary JWTs directly to
   WordPress.**
 * **It’s recommended that the reverse proxy in front of the WordPress site erases
   the incoming http request’s `DW-TOKEN` header. The `DW-TOKEN` header should be
   generated by the reverse proxy only.**
 * **If admin doesn’t assign role to the user, user’s role will be subscriber for
   WordPress by default.**
 * **If user’s role has been updated in JWT, the plugin will update the role in 
   WordPress accordingly.**

**Generate the JWT required by the plugin**

If you are using openresty/lua-nginx-module, here is the code sample to generate
the JWT required by the plugin:

    ```
    jwt = require("resty.jwt")
    local jwt_token = jwt:sign(
       "jwt_secret",
        {
        header={typ="JWT", alg="HS256"},
        payload={email="admin@yourwebsite.com", role="administrator"}
        })
    ngx.req.set_header('DW-TOKEN', jwt_token)
    ```

The `jwt_secret` above should be the same private secret input in `Setting` -> `
Datawiza Proxy Auth`. The `role` in `payload` is optional. If it’s not specified,
the default role is `subscriber`. For more details about `lua-resty-jwt`, you can
visit [here](https://github.com/SkyLothar/lua-resty-jwt).

## Instalación

 1. Activate the plugin through the “Plugins” menu in WordPress.
 2. Input private secret in “Settings” -> “Datawiza Proxy Auth Plugin”.

## Reseñas

![](https://secure.gravatar.com/avatar/521db78664237389a812d3a33c0311012f26652834a2582cf4176218347e3c77?
s=60&d=retro&r=g)

### 󠀁[A really good job.](https://wordpress.org/support/topic/a-really-good-job/)󠁿

 [dblas](https://profiles.wordpress.org/dblas/) 10 de Enero de 2022

Hello, Good job. Works like a charm. And the JWT allows the proxy and the WP to 
be on separate machines without impeding security and without the need to use PKI.
A few suggestions nevertheless: 1. priorizing the attributes’values coming from 
the directory (through the id_token) against WP own values [1]; 2. giving the possibility
to fill in other profile’s attributes (firstname, lastname, social networks profiles,
etc). [1] Above all the role MUST be set by the directory not by another user be
it an administrator. That means there SHOULD exist a mean to override the user attributes
or, at least, there exist a flag to do so. IAM is a too serious thing to be let 
in WP administrators’hands 🙂 db

 [ Leer 1 comentario ](https://wordpress.org/support/plugin/reverse-proxy-auth-widget/reviews/)

## Colaboradores & Desarrolladores

“Datawiza Proxy Auth Plugin – SSO” es software de código abierto. Las siguientes
personas han contribuido a este plugin.

Colaboradores

 *   [ Datawiza Team ](https://profiles.wordpress.org/fyuck1991/)
 *   [ Datawiza ](https://profiles.wordpress.org/datawiza/)

[Traduce “Datawiza Proxy Auth Plugin – SSO” a tu idioma.](https://translate.wordpress.org/projects/wp-plugins/reverse-proxy-auth-widget)

### ¿Interesado en el desarrollo?

[Revisa el código](https://plugins.trac.wordpress.org/browser/reverse-proxy-auth-widget/),
echa un vistazo al [repositorio SVN](https://plugins.svn.wordpress.org/reverse-proxy-auth-widget/),
o suscríbete al [registro de desarrollo](https://plugins.trac.wordpress.org/log/reverse-proxy-auth-widget/)
por [RSS](https://plugins.trac.wordpress.org/log/reverse-proxy-auth-widget/?limit=100&mode=stop_on_copy&format=rss).

## Historial de cambios

#### 1.1.2

 * Keep the user’s role in WordPress in sync with the role value in JWT.
 * Add close button to notification bar.
 * Add invalid jwt error message.

#### 1.1.1

 * Retrieves user info from encrypted DW-TOKEN instead of X-User.

#### 1.1.0

 * Initial release.

## Meta

 *  Versión **1.1.2**
 *  Última actualización **hace 4 años**
 *  Instalaciones activas **Menos de 10**
 *  Versión de WordPress ** 3.0.1 o superior **
 *  Probado hasta **5.8.13**
 *  Versión de PHP ** 5.6 o superior **
 *  Idioma
 * [English (US)](https://wordpress.org/plugins/reverse-proxy-auth-widget/)
 * Etiquetas
 * [auth](https://cl.wordpress.org/plugins/tags/auth/)[oidc](https://cl.wordpress.org/plugins/tags/oidc/)
   [proxy](https://cl.wordpress.org/plugins/tags/proxy/)[SAML](https://cl.wordpress.org/plugins/tags/saml/)
   [sso](https://cl.wordpress.org/plugins/tags/sso/)
 *  [Vista Avanzada](https://cl.wordpress.org/plugins/reverse-proxy-auth-widget/advanced/)

## Calificaciones

 4 de 5 estrellas.

 *  [  0 valoraciones de 5 estrellas     ](https://wordpress.org/support/plugin/reverse-proxy-auth-widget/reviews/?filter=5)
 *  [  1 valoración de 4 estrellas     ](https://wordpress.org/support/plugin/reverse-proxy-auth-widget/reviews/?filter=4)
 *  [  0 valoraciones de 3 estrellas     ](https://wordpress.org/support/plugin/reverse-proxy-auth-widget/reviews/?filter=3)
 *  [  0 valoraciones de 2 estrellas     ](https://wordpress.org/support/plugin/reverse-proxy-auth-widget/reviews/?filter=2)
 *  [  0 valoraciones de 1 estrellas     ](https://wordpress.org/support/plugin/reverse-proxy-auth-widget/reviews/?filter=1)

[Your review](https://wordpress.org/support/plugin/reverse-proxy-auth-widget/reviews/#new-post)

[Ver todas las reseñas](https://wordpress.org/support/plugin/reverse-proxy-auth-widget/reviews/)

## Colaboradores

 *   [ Datawiza Team ](https://profiles.wordpress.org/fyuck1991/)
 *   [ Datawiza ](https://profiles.wordpress.org/datawiza/)

## Soporte

¿Tienes algo que decir? ¿Necesitas ayuda?

 [Ver el foro de soporte](https://wordpress.org/support/plugin/reverse-proxy-auth-widget/)