# Logging in with DUO

If you are new to logging into Keeper using DUO for Two-Factor Authentication, the videos below will demonstrate the process for Web Vault, iOS, and Android users. To learn more about DUO's Two-Factor Authentication method for Enterprise, click [here](https://docs.keeper.io/enterprise-guide/two-factor-authentication#duo-security).

{% hint style="info" %}
To login with DUO you must first activate it in your Keeper account's Two-Factor Authentication settings.
{% endhint %}

## Web Vault

{% hint style="warning" %}
To receive login requests from DUO, notifications must be turned on for both DUO and Keeper on your mobile device. If you use iOS, you must tap the DUO notification pull-down when it appears on you mobile device.
{% endhint %}

{% embed url="<https://vimeo.com/417302294>" %}

## iOS

{% hint style="warning" %}
To receive login requests from DUO, notifications must be turned on for both DUO and Keeper on your mobile device. To verify your identity, you must tap the DUO notification pull-down when it appears on you mobile device.
{% endhint %}

{% embed url="<https://vimeo.com/417301064>" %}

## Android

{% hint style="warning" %}
To receive login requests from DUO, notifications must be turned on for both DUO and Keeper on your mobile device.
{% endhint %}

{% embed url="<https://vimeo.com/417686948>" %}