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

Tap into LINE's network of users by integrating LINE Login into your Auth0 apps. Give users an easier way of logging in and increase your conversion rates. LINE is a messaging platform offering free one-on-one and group texts to for friends anytime, anywhere. LINE also provides unlimited voice and video calls free for users. LINE connects millions of people around the world every day.

<p>The LINE social connection allows users to log in to your application using their LINE profile.</p>
<p>By default, Auth0 automatically syncs user profile data with each user login, thereby ensuring that changes made in the connection source are automatically updated in Auth0. Optionally, you can <a href="https://auth0.com/docs/users/configure-connection-sync-with-auth0">disable user profile data synchronization</a> to allow for updating profile attributes from your application.</p>


<h2 id="prerequisites">Prerequisites</h2>
<p>Before you begin:</p>
<ul>
<li>  <a href="https://www.linebiz.com/jp-en/other/">Sign up for a LINE account</a>.</li>
<li>  Register your LINE account as a Developer. If you&#39;ve never logged in to the <a href="https://developers.line.biz/console/">LINE Developer console</a> before, do so; you&#39;ll automatically be asked to register as a developer and link your account.</li>
</ul>


<h2 id="set-up-channel-in-line">Set up channel in LINE</h2>
<p>Set up a provider and channel using LINE&#39;s <a href="https://developers.line.biz/en/docs/liff/getting-started/">Create a Channel</a> documentation, then apply for email permissions using LINE&#39;S <a href="https://developers.line.biz/en/docs/line-login/integrate-line-login/#applying-for-email-permission">Integrating LINE Login with your web app: Applying for email permission</a> section. During this process, LINE will generate a <strong>Channel ID</strong> and <strong>Channel Secret</strong> for your application; make note of these.</p>
<p>While setting up your channel, use the following values:</p>
<table class="table"><thead><tr><th>Field</th><th>Value to Provide</th></tr></thead><tbody><tr><td>Application type</td><td>Enable <strong>Web app</strong>.</td></tr><tr><td>Callback URL</td><td><code>https://YOUR_DOMAIN/login/callback</code></td></tr></tbody></table>

<h3 id="find-your-auth0-domain-name">Find your Auth0 domain name</h3>
<p>If your Auth0 domain name is not shown above and you are not using our custom domains feature, your domain name is your tenant name, your regional subdomain (unless your tenant is in the US region and was created before June 2020), plus<code>.auth0.com</code>. For example, if your tenant name were <code>exampleco-enterprises</code>, your Auth0 domain name would be <code>exampleco-enterprises.us.auth0.com</code> and your callback URL would be <code>https://exampleco-enterprises.us.auth0.com/login/callback</code>. (If your tenant is in the US and was created before June 2020, then your domain name would be <code>https://exampleco-enterprises.auth0.com</code>.)</p>
<p>If you are using <a href="https://auth0.com/docs/custom-domains">custom domains</a>, your redirect URI will have the following format: <code>https://&lt;YOUR CUSTOM DOMAIN&gt;/login/callback</code>.</p>


<h2 id="test-connection">Test connection</h2>
<p>You&#39;re ready to <a href="https://auth0.com/docs/dashboard/guides/connections/test-connections-social">test your connection</a>.</p>


Line - Let LINE users easily log in and connect to your app

Line Integration with Auth0

Line

Auth0 makes authentication and authorization easy. From SSO to MFA, passwordless to user profiling, and consumer to SaaS apps, we’ve got what you need to tackle any identity use case.

Secure access for everyone but not just anyone

Let LINE users easily log in and connect to your app

Take advantage of LINE's extensive network of active users to increase the reach of your native app or web app.

Over 200 million users

Make it easy for users to create an account with LINE and to log in with a single tap without having to set and remember any passwords.

Account creation made easy

Create more engaging experiences for users by accessing their LINE profile information and using their display names and profile images.