SAML Single Sign-On into AWS Cognito using Joomla IDP Plugin | AWS Cognito SSO

SAML Single Sign-On into AWS Cognito using Joomla IDP Plugin | AWS Cognito SSO



This guide help for configure AWS Cognito as SP and Joomla as IDP

Step 1: Download Metadata XML file from IdP

  • Go to Identity Provider tab. Click on Download XML Metadata button. Keep this XML file to configure your SP.
  • AWS Cognito as SP and Joomla as IDP,Download Metadata

Step 2: Configure AWS Cognito

  • First of all, go to Cognito Console and sign up/login in your account to Configure AWS Cognito.
  • Go to Services > Security, Identity, & Compliance > Cognito.
  • AWS Cognito as SP and Joomla as IDP,Cognito console
  • Click Manage User Pools, then Create a user pool.
  • AWS Cognito as SP and Joomla as IDP, Manage User Pools AWS Cognito as SP and Joomla as IDP, Manage User Pools
  • Enter a name for the Pool Name. Click Review Defaults, then Create Pool .
  • AWS Cognito as SP and Joomla as IDP, Manage User Pools
  • After creating a pool keep the Pool ID handy or you can note down so that it will help to configure your IdP.
  • AWS Cognito as SP and Joomla as IDP, Manage User Pools
  • On the left pane, click on Domain Name under App Integration. Enter an available domain prefix, then save it. Keep this Domain it will require in ACS URL to configure your IDP.
  • AWS Cognito as SP and Joomla as IDP, Manage User Pools
  • On the left pane, click on Identity provider under Federation. Then Selct SAML
  • AWS Cognito as SP and Joomla as IDP, Manage User Pools
  • Upload the downloaded in step-1 Joomla IDP metadata file, name it, then click Create Provider.
  • AWS Cognito as SP and Joomla as IDP, Manage User Pools
  • Under Federation, select Attribute mapping .
  • Add this http://schemas.xmlsoap.org/ws/2005/05/identity/claims/emailaddress attribute in SAML attribute text field and select User Pool Attribute as Email.
  • AWS Cognito as SP and Joomla as IDP, Manage User Pools
  • Click Save changes.

Step 3: Configuring Joomla as Identity Provider (IDP)

  • In miniOrange Joomla SAML IDP Plugin, go to Service Provider tab.
  • In the SP Entity ID field, enter urn:amazon:cognito:sp:(YourUserPoolId) , (remove anchor (< >) tag and add your user pool id which you have already copied above while creating the pool.
  • Replace "yourUserPoolId" with your Amazon Cognito user pool ID.
  • To find the User Pool ID:
    • Log in to the AWS Management Console as an administrator.
    • Go to Services > Security, Identity, & Compliance, then select Cognito.
    • Select Manage User Pools, then the user pool you want to use in the configuration.
    • Find Pool Id at the top of the list.
  • In the ACS URL field, enter: https://YourSubdomain.amazoncognito.com/saml2/idpresponse and save it.
  • In the ACS URL field, enter the following URL:
    https://YourSubdomain.amazoncognito.com/saml2/idpresponse and save it.
  • Please replace YourSubdomain with which you have created in the above step.
  • AWS Cognito as SP and Joomla as IDP, Joomla SP Cofiguration
  • You can also find your subdomain by following below steps:
    To find YourSubdomain:
    Click on Domain Name under App Integration
    Copy the whole URL and replace it with YourSubdomain in the ACS URL (please remove all the whitespaces here).
  • AWS Cognito as SP and Joomla as IDP, Joomla SP Cofiguration
  • Enable the Assertion Sign checkbox to sign the assertion and click on the Save button.
  • To map the attributes click on the Mapping tab. Select your Service Provider from the dropdown.
    Add this http://schemas.xmlsoap.org/ws/2005/05/identity/claims/emailaddress value in Attribute Name textfield and Select Email Address form Attribute Value dropdown. Click on the Save Mapping button.
  • AWS Cognito as SP and Joomla as IDP, Joomla SP Cofiguration

Step 4: Configure App Client in AWS Cognito

  • Now click on the App Clients under General Settings. Click on Add an App Client.
  • AWS Cognito as SP and Joomla as IDP, Joomla SP Cofiguration
  • Enter App client name. For eg. JoomlaIdP. Disable the Generate client secret checkbox and click on the Create App Client button at the bottom.
  • AWS Cognito as SP and Joomla as IDP, Joomla SP Cofiguration
  • Now click on the App Client settings under App Integration at the left pane.
  • Enable Select all checkbox, enter Callback URL(s) and Sign out URL(s).
    Select Implicit Grant under Allowed OAuth Flows.
    Now Enable email and openid checkbox under Allowed OAuth Scopes and click on Save Changes button at the bottom right corner.
  • AWS Cognito as SP and Joomla as IDP, Joomla SP Cofiguration
  • Now click on Launch Hosted UI at the bottom to perform SSO.
  • AWS Cognito as SP and Joomla as IDP, Joomla SP Cofiguration
  • You can also use the following SSO URL for perform the SSO. https://(domain_prefix).auth.(region).amazoncognito.com/login?
    response_type=token&client_id=(app client id)&redirect_uri=(your redirect URI)
  • Now you have successfully configured miniOrange Joomla SAML IDP with AWS Cognito as SP.

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