SAML Single Sign-On (SSO) For ASP.NET Web Applications Using Salesforce As IDP

ASP.NET SAML SP Single Sign-On (SSO) module gives the ability to enable SAML 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 SAML compliant Identity providers. Here we will go through a step-by-step guide to configure Single Sign-On (SSO) between ASP.NET and Salesforce considering Salesforce as IdP.

Download And Extract Package

  • Download miniOrange ASP.NET SAML 2.0 Module.
  • For Setting up the module, extract the asp-net-saml-sso-module-xxx.zip, you will find a DLL file miniorange-saml-sso.dll, a configuration file saml.config and a integration.md file which contain the steps for adding the module into your application.

Step 1: Add module in your application

  • Add miniorange-saml-sso.dll in the bin folder (where your other DLL files exist) for your application.
  • Register miniorangesamlsso module in your application according to the provided steps in the integration.md file.
  • Add the provided configuration file saml.config in the root directory for your application.
  • After integration open browser and browse the module dashboard with URL below:
    • https://<your-application-base-url>?ssoaction=config
  • If it pops up the registration page or login page, you have successfully added the miniOrange saml sso module for your application.

  • ASP.NET Salesforce SAML SSO  - login page
  • Register or Login for configuring the module.

Step 2: Configure Salesforce as Identity Provider

Follow the steps below to configure Salesforce as IdP

  • In the miniOrange ASP.NET SAML SSO Module, navigate to Service Provider Settings section. Here, you can find the SP metadata such as SP Entity ID and ACS (AssertionConsumerService) URL which are required to configure the Identity Provider.
  • ASP.NET Salesforce SAML SSO  - upload metadata
  • Log into Salesforce and navigate to Setup.
  • From the left menu, navigate to Security Controls » Identity Provider, present uder Administer menu option.
  • Click on Enable Identity Provider button. After enabling the Identity Provider, you should be able to see Salesforce metadata endpoints and certificate details.
  • Under Service Providers Section, click on Service Providers are now created via Connected Apps. Click here link
  • ASP.NET Salesforce SAML SSO  - Salesforce Identity provider Setup
  • Enter Connected App Name, API Name and Contact Email.
  • ASP.NET Salesforce SAML SSO - connected app name,API name and contact email
  • Under Web App Settings, check the Enable SAML checkbox and enter the following values and click on Save:
  • Entity IDSP-EntityID / Issuer from Service Provider Metadata tab of the plugin
    ACS URLACS (AssertionConsumerService) URL from Service Provider Metadata tab of the plugin
    Subject TypeUsername
    Name ID Format urn:oasis:names:tc:SAML:2.0:nameid-format:persistent
  • Now from the left menu, under Administer, select Manage Apps » Connected Apps. Click on the App you just created.
  • Under Profiles section, click on Manage Profiles button and select the profiles you want to give access to login through this app.
  • Under SAML Login Information, click on Download Metadata button to download the IDP metadata.

Step 3: Configure ASP.NET SAML Module as Service Provider

  • After configuring your Identity Provider, it will provide you with IDP Entity ID, IDP Single Sign On URL and x.509 Certificate. Configure these values under IDP Entity ID, Single Sign-On Url and SAML X509 Certificate fields respectively. (Refer to the Metadata provided by Identity Provider)
  • Click Save to Save your IDP details.
  • ASP.NET Salesforce SAML SSO  - idp settings

Step 4: Test Configuration

  • Click on the Test Configuration button to test the configuration.
  • ASP.NET Salesforce SAML SSO -  test configuration settings

Step 5: Attribute Mapping

  • After testing the configuration, Map your application attributes with the Identity Provider (IdP) attributes.
  • Note: All the mapped attributes will be stored in the session so that you can access them in your application.
  • ASP.NET Salesforce SAML SSO -  attribute mapping

Step 6: Integration Code

  • You can also find the Integration code in the Integration Code tab in the module. Just copy-paste that code snippet wherever you want to access the user attributes.
  • Note: All the mapped attributes will be stored in the session so that you can access them in your application.
  • ASP.NET Salesforce SAML SSO  - integration code

Step 7: Login Settings

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

Step 8: Logout Settings

  • Use the following URL as a link in your application from where you want to perform SLO:
  • https://<your-application-base-url>/?ssoaction=logout
  • For example you can use it as:
  • <a href="https://<your-application-base-url>/?ssoaction=logout">Logout</a>

    You can configure the ASP.NET SAML 2.0 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.

Application LINK
SAML SSO into DotNetNuke (DNN) site Click here
SAML SSO into SiteFinity site Click here
SAML SSO into Umbraco site Click here
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