---
title: Mailcow
Allows users to authenticate using their Mailcow credentials
## Preparation
The following placeholders will be used:
- `authentik.company` is the FQDN of the authentik install.
- `mailcow.company` is the FQDN of the mailcow install.
## Mailcow
1. Log into mailcow as an admin and navigate to the OAuth2 Apps settings

2. Click "Add OAuth2 Client"
3. Insert the redirect URL: `https://authentik.company/source/oauth/callback/mailcow`

4. Copy the **Client ID** and **Client secret** and _save it for later_

## Authentik
5. Under _Directory -> Federation & Social login_ Click **Create > Mailcow OAuth Source**
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6. **Name:** Choose a name (For the example I used Mailcow)
7. **Slug:** mailcow (You can choose a different slug, if you do you will need to update the Mailcow redirect URL and point it to the correct slug.)
8. **Consumer Key:** Client ID from step 4
9. **Consumer Secret:** Client Secret from step 4
10. **Authorization URL:** https://mailcow.company/oauth/authorize
11. **Access token URL:** https://mailcow.company/oauth/token
12. **Profile URL:** https://mailcow.company/oauth/profile
Here is an example of a complete authentik Mailcow OAuth Source
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Save, and you now have Mailcow as a source.
:::note
For more details on how-to have the new source display on the Login Page see [here](../).
:::