Azure Active Directory B2C
Identity and access management for your customer-facing apps
Protect your app, your customers, and your brand
Manage customer, consumer, and citizen access to your web, desktop, mobile, or single-page applications. Built on the Azure Active Directory (Azure AD) identity platform, which supports more than 1 billion identities worldwide, this business-to-consumer (B2C) cloud identity service gives you the scalability and availability you need.
Strong authentication for your customers using their preferred identity provider
Integration with apps and databases to capture sign-in and conversion data
Branded registration and sign-in screen for a white-label experience
Built-in templates to add registration and sign-in to your apps in minutes
Protect your customers’ identities
Apply security controls and application- or policy-based multi-factor authentication to help protect your customers’ personal data.
Reach any user on any platform
Build a simple and highly secure identity experience that works globally on any platform. Make it easy for your customers to access your application by allowing them to sign in using their existing social accounts or emails. Azure AD B2C supports industry standard protocols such as OpenID Connect and OAuth 2.0, as well as security assertion markup language (SAML).
Simplify and customize the sign-in experience
Use built-in user flows to create a branded sign-in experience in minutes. Build custom policies and integrate with multiple data sources to craft your own identity journeys, using the identity experience framework feature as your orchestration engine for the ultimate flexibility.
Scale to hundreds of millions of customers
Meet your needs as you grow while maintaining high availability. The reliable, globally distributed service, with a service-level agreement of 99.9 percent, supports hundreds of millions of users and billions of authentications per day.
Build your solution your way
Customize your brand, your HTML, and your CSS to maintain consistency for your customers at every step, from sign-up to in-app experiences.
Unmatched security and compliance
Microsoft invests more than USD 1 billion annually on cybersecurity research and development.
We employ more than 3,500 security experts completely dedicated to your data security and privacy.
Azure has more compliance certifications than any other cloud provider. View the comprehensive list.
Get started with Azure AD B2C
Documentation, training, and resources
Documentation and tutorials
Blogs and updates
Trusted by companies of all sizes
The NBA organization uses Azure AD B2C to better engage with fans and provide more of the type of content they’re interested in.Read the story
The government agency was able to use its existing identity provider and application while providing a platform from which to build new applications using modern protocols and to connect to new identity providers.Read the story
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"It's a huge benefit that [Azure AD B2C] is a SaaS, and it's not something we're developing ourselves. Here, we have something that's standard that we know how to integrate."Stefan Lissau Erichsen, Head of IT Sales Systems, DSB
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"The digital journey was fragmented. We were looking to consolidate to a single account to make the customer experience personalized and provide a single platform to develop new services."Howard Cherry, Enterprise Infrastructure Architect, Nuffield Health
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"Azure AD B2C is a huge innovation enabler…our development teams don't need to worry about authentication when creating applications. It's also less work for our staff to not have to manage multiple authentication systems."Ralf Cichy, Project Manager, Zeiss
Frequently asked questions about Azure AD B2C
Azure AD B2C is a global service, with data residency in the US, Europe and China (public preview). Availability for Azure Government, the US government cloud, is scheduled for the fourth quarter of 2019.
Yes. Azure AD B2C offers language customization, with translations for 36 languages and the option to override any string to suit your needs.
Azure AD B2C supports sign-in, audit, and usage reports.
Azure AD B2C supports Facebook, Google+, LinkedIn, Amazon, Twitter (preview), WeChat (preview), Weibo (preview), and QQ (preview). We’ll add support for other popular social identity providers based on demand. Azure AD B2C also offers support for custom policies, which allow developers to create their own policy with any identity provider that supports OpenID Connect or SAML. Learn about the custom policy starter pack.
No, you can host your application anywhere in the cloud or on-premises. All it needs to interact with Azure AD B2C is the ability to send and receive HTTP requests on publicly accessible endpoints.
Yes, integration with the Dynamics 365 portal is available. Learn how to configure your portal to use Azure AD B2C for authentication.