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ASP.NET OAuth Single Sign-On (SSO) with SingPass as IDP

ASP.NET OAuth Single Sign-On (SSO) module gives the ability to enable OAuth Single Sign-On for your ASP.NET applications. Using Single Sign-On you can use only one password to access your ASP.NET application and services. Our module is compatible with all the OAuth compliant identity providers. Here we will go through a step-by-step guide to configure Single Sign-On (SSO) between ASP.NET and SingPass considering SingPass as an OAuth provider.

Pre-requisites: Download And Installation

  • Download miniOrange ASP.NET OAuth 2.0 Module.
  • For Setting up the connector, extract the, you will find a DLL file miniorange-oauth-sso.dll, a configuration file oauthsso.config and a file which contain the steps for adding the module into your application.
  • Add miniorange-oauth-sso.dll in bin folder (where your other DLL files exists) for your application.
  • Register miniorangeoauthsso module in your application according to the provided steps in the file.
  • Add the provided configuration file oauthsso.config in the root directory for your application.
  • After integration open browser and browse the connector dashboard with URL below:
    https:// <your-application-base-url>/?ssoaction=config
  • If it pop up the registration page or login page, you have successfully added the miniOrange oauth sso connector for your application.
  • ASP.NET OAuth Single Sign-On (SSO) using SingPass as IDP - register with miniorange
  • Register or Login for configuring the connector.

Steps to configure ASP.NET OAuth Single Sign-On (SSO) using SingPass as IDP

1. Configure SingPass as identity provider

  • Go to the developer account of SingPass and signup/login.
  • Create a developer application of SingPass.
  • Add the Redirect / Callback URL which you will get from OAuth Single Sign-On plugin. Send it to the approval by clicking on Submit button.
  • Once approved by the Singapore government you will get the Client Credentials like client ID & client secret.
  • Copy the Client ID and Client Secret and save it under the Client ID and Client Secret in your ASP.NET OAuth Single Sign-On (SSO) plugin.

You have successfully configured ASP.NET OAuth Single Sign-On using SingPass as OAuth Provider for achieving user authentication.

2. Configure ASP.NET application as service provider

  • After configuring your OAuth provider, it will provide you with Client ID, Client Secret, Authorize Endpoint, Access Token Endpoint and Get User Info Endpoint. Configure these values under respective fields.
  • Please refer the below table for configuring the Scope & Endpoints for SingPass in the plugin
  • Scopes openid
    Authorize Endpoint:
    Access Token Endpoint:
    ASP.NET OAuth Single Sign-On (SSO) using SingPass as IDP -Save configuration
  • Fill all the required details and click on Save Configuration.

3. Testing OAuth SSO

  • After saving configuration, click on the Test Configuration to verify if you have configured correctly.
  • On successful configuration, you will get Attributes Name and Attribute Values on Test Configuration window. The below screenshot shows a successful result.
  • ASP.NET OAuth Single Sign-On (SSO) using SingPass as IDP - Test configuration

4. Attribute Mapping

  • Map Attribute Names provided by your OAuth Server with your ASP.NET application Attributes given under Attribute Mapping Section and click on Save Attribute Mapping.
  • ASP.NET OAuth Single Sign-On (SSO) using SingPass as IDP - Attribute Mapping
  • Note: All the mapped attributes will be stored in the session so that you can access them in your application.

5. Integration Code

  • You can find the integration code in Integration Code tab in the connector. Just copy-paste that code snippet wherever you want to access the user attributes.
  • ASP.NET OAuth Single Sign-On (SSO) using SingPass as IDP - Integration code

6. Add following link in your application for Single Sign-On (SSO)

  • Use the following URL as a link in your application from where you want to perform SSO:
  • For example you can use it as:
    <a href="http://base-url/?ssoaction=login”>Log in</a>"

You can even configure the DNN SAML Single Sign-On (SSO) module with any identity provider such as ADFS, Azure AD, Bitium, centrify, G Suite, JBoss Keycloak, Okta, OneLogin, Salesforce, AWS Cognito, OpenAM, Oracle, PingFederate, PingOne, RSA SecureID, Shibboleth-2, Shibboleth-3, SimpleSAML, WSO2 or even with your own custom identity provider. To check other identity providers, click here.

Additional Resources

Need Help?

Not able to find your identity provider? Mail us on and we'll help you set up SSO with your IDP and for quick guidance (via email/meeting) on your requirement and our team will help you to select the best suitable solution/plan as per your requirement.

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