Azure B2C as IdP for Atlassian SAML SSO

Step 1: Setup Azure AD B2C as Identity Provider

Follow the steps below to configure Azure AD B2C as an Identity Provider

SAML Single Sign On (SSO) using Azure AD B2C Identity Provider,Azure AD B2C SSO Login Register the IdentityExperienceFramework application

  • From the Azure AD B2C tenant, select App registrations, and then select New registration.
  • SAML Single Sign-On (SSO) using Azure B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C Identity Experience FrameWork
  • For Name, enter IdentityExperienceFramework.
  • Under Supported account types, select Accounts in this organizational directory only.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C Register an Application
  • Under Redirect URI, select Web, and then enter https://your-tenant-name.b2clogin.com/your-tenant-name.onmicrosoft.com where your-tenant-name is your Azure AD B2C tenant domain name.
  • Under Permissions, select the Grant admin consent to openid and offline_access permissions check box. Now, Select Register.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, Redirect URL
  • Record the Application (client) ID for use in a later step.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, Application Client ID
  • To Expose the API add a scope under Manage, select Expose an API.
  • Select Add a scope, then select Save and continue to accept the default application ID URI.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, Expose an api
  • Enter the following values to create a scope that allows custom policy execution in your Azure AD B2C tenant:
  • Scope name user_impersonation
    Admin consent display name Access IdentityExperienceFramework
    Admin consent description Allow the application to access IdentityExperienceFramework on behalf of the signed-in user
  • Select Add scope and State:Enabled
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, custom scopes

SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, SP initiated SSO Register the ProxyIdentityExperienceFramework application

  • Select App registrations, and then select New registration.
  • For Name, enter ProxyIdentityExperienceFramework.
  • Under Supported account types, select Accounts in this organizational directory only.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, Original Directory
  • Under Redirect URI, use the drop-down to select Public client/native (mobile & desktop).
  • For Redirect URI, enter myapp://auth.
  • Under Permissions, select the Grant admin consent to openid and offline_access permissions check box and select Register.
  •  SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, Register
  • Record the Application (client) ID for use in a later step.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, application proxy
  • Next, specify that the application should be treated as a public client. Under Manage, select Authentication.
  • Under Advanced settings, enable Allow public client flows (select Yes).Select Save.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, proxy  authentication
  • Now, grant permissions to the API scope you exposed earlier in the IdentityExperienceFramework registration. Under Manage, select API permissions.
  • Under Configured permissions, select Add a permission.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure B2C, authentication
  • Select the My APIs tab, then select the IdentityExperienceFramework application.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, API permissions
  • Under Permission, select the user_impersonation scope that you defined earlier.
  • Select Add permissions. As directed, wait a few minutes before proceeding to the next step.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, My APIs
  • Select Grant admin consent for (your tenant name).
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, Grant Admin
  • Select your currently signed-in administrator account, or sign in with an account in your Azure AD B2C tenant that's been assigned at least the Cloud application administrator role. Select Accept.
  • Now Refresh, and then verify that "Granted for ..." appears under Status for the scopes: offline_access, openid and user_impersonation. It might take a few minutes for the permissions to propagate.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C,Status of admin access

SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, sso login Register the SAML Application

  • Select App registrations, and then select New registration.
  • Enter a Name for the application Eg:SAML_APP.
  • Under Supported account types, select Accounts in any identity provider or organizational directory (for authenticating users with user flows).
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, Supported account types
  • Under Redirect URI, select Web, and then enter the ACS URL as {application_base_url}/plugins/servlet/saml/auth from the Service Provider Information tab of the miniOrange SAML SSO plugin. Select Register.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C,SAML Application Register
  • Under Manage, click on Expose an API.
  • Click on Set for the Application ID URI and then click on Save, accepting the default value.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C,WP-app Expose a sso login
  • Once saved, copy the Application ID URI and navigate to the Service Provider Information tab of the plugin.Paste the copied value under the SP Entity ID field provided in this tab. Click on Save.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, custom login page

SAML Single Sign On (SSO) using Azure AD B2C Identity Provider,Azure AD B2C SSO Login Generate SSO Policies

  • From our Azure AD B2C portal, navigate to the Overview section of your B2C tenant and record your tenant name.
    NOTE: If your B2C domain is demo.onmicrosoft.com, then your tenant name is demo.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, B2C tenant ID Reco
  • Enter your Azure B2C tenant name below, along with the application ID for IdentityExperienceFramework and ProxyIdentityExperienceFramework apps as registered in the above steps.
  • Azure B2C tenant Name:
    IdentityExperienceFramework app ID:
    ProxyIdentityExperienceFramework app ID:


  • Click on the Generate B2C Policies button to download the SSO policies.
  • Extract the downloaded zip file. It contains the policy files and certificate (.pfx), which you will require in the following steps.

SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C,certificate Upload the Certificate

  • Sign in to the Azure portal and browse to your Azure AD B2C tenant.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, framework
  • Under Policies, select Identity Experience Framework and then Policy keys.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure B2C,Policy keys
  • Select Add, and then select Options > Upload
  • Enter the Name as SamlIdpCert. The prefix B2C_1A_ is automatically added to the name of your key.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C, Create a Key
  • Using the upload file control, upload your certificate that was generated in the above steps along with the SSO policies (tenantname-cert.pfx).
  • Enter the certificate's password as your tenant name and click on Create.
    For example, if your tenant name is demo.onmicrosoft.com, enter the password as demo.
  • You should be able to see a new policy key with the name B2C_1A_SamlIdpCert.

SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C,  sp initiated sso sso-29 Create the signing key

  • On the overview page of your Azure AD B2C tenant, under Policies, select Identity Experience Framework.
  • Select Policy Keys and then select Add.
  • For Options, choose Generate.
  • In Name, enter TokenSigningKeyContainer. For Key type, select RSA.
  • For Key usage, select Signature. Now, Select Create.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C,Create the signing key

SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C,sp initiated sso sso-31 Create the encryption key

  • Follow the first three steps, used to create signing key.
  • For Name, enter TokenEncryptionKeyContainer. For Key type, select RSA.
  • For Key usage, select Encryption. Now, Select Create.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C,Create the encryption key

SAML Single Sign On (SSO) using Azure AD B2C Identity Provider,Azure AD B2C SSO Login Upload the Policies

  • Select the Identity Experience Framework menu item in your B2C tenant in the Azure portal.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C,  Upload the Policies
  • Select Upload custom policy.
  • SAML Single Sign-On (SSO) using Azure AD B2C as Identity Provider (IdP),for SAML 2.0 Azure AD B2C identity experience framework
  • As per the following order, upload the policy files downloaded in the above steps:
  • 1 TrustFrameworkBase.xml
    2 TrustFrameworkExtensions.xml
    3 SignUpOrSignin.xml
    4 ProfileEdit.xml
    5 PasswordReset.xml
    6 SignUpOrSigninSAML.xml
  • As you upload the files, Azure adds the prefix B2C_1A_ to each.
  • Note: For next step, Use IDP Metadata URL as:
    https://tenant-name.b2clogin.com/tenant-name.onmicrosoft.com/B2C_1A_signup_signin_saml/Samlp/metadata.

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