Get more users by offering one-click sign-in for 500 million Office 365 and enterprise accounts

Scalable, cross-platform authentication for your mobile apps and websites

Sign in with Microsoft

1-click sign in for 100 million enterprise users

It takes just 5 minutes to add Sign in with Microsoft to your app or website. Once it's working, you'll be able to access user data inside the enterprise– get an Office365 user’s calendar, mail, and contacts to boost viral growth. We support all the popular frameworks and platforms. The Microsoft identity stack has been tested by the biggest companies in the world.

Get started

Azure Active Directory B2C

Consumer identities in the cloud

Stay connected with your consumers with a cloud identity service that is more reliable, and cost effective compared to on-premises systems. Built on Azure Active Directory, the highly secure cloud identity platform that handles billions of authentications per day, Azure Active Directory B2C is a highly available, global, identity management service for consumer-facing applications that scales to hundreds of millions of identities.

Try for free

Related products and services

Azure Active Directory

Identity management in the cloud

Azure App Service

Tools for mobile development

Content Delivery Network

Deliver content to end-users through a robust network of global data centers