ADFS 4.0 Step by Step Guide: Federating With Google Apps

To integrate On-Premises SSO with Google Apps, you need the following items:

Step1: Export ADFS Token Signing Certificate

  1. Log into the ADFS 2016 server and open the management console.
  2. Right-click Service>Certificate
  3. Right-click the certificate and select View Certificate.
  4. Select the Details tab.
  5. Click Copy to File. The Certificate Export Wizard opens.
  6. Select Next. Ensure the No, do not export the private key option is selected, and then click Next.
  7. Select DER encoded binary X.509 (.cer), and then click Next.
  8. Select where you want to save the file and give it a name. Click Next.
  9. Select Finish.

Step2: Download Google Certificate

  1. Login to Google Admin console with administrator permission to add new apps.
  2. Go to Apps > SAML Appsand click “+” at the right bottom of the page to add a new SAML IDP (“Enable SSO for SAML Application”).
  3. Select the “Setup my own custom app” at the bottom of the window. You will see the “Google IdP Information” page. Click Download button to retrieve google certificate.

Step3: Create a Relying Party Trust

  1. Log into the ADFS 2016 server and open the management console.
  2. Right-click Service>Relying Party Trusts>Select Add Relying Party Trust from the top right corner of the window.
  3. Click Claims aware>Click Start
  4. Click Enter Data about the relying party manually
  5. Give it a display name such as GoogleApps>Click Next>Click Next
  6. On the Configure URL Page, Check Enable support for the SAML 2.0 WebSSO protocol and type, Click Next
  7. On the Configure RP Identifier Page, type the identifiers:, Click Add
  8. Ensure I do not want to configure multi-factor authentication […] is chosen, and click Next
  9. Permit all users to access this relying party.
  10. Click Next and clear the Open the Claims when this finishes check box.
  11. Close this page. The new relying party trust appears in the window.
  12. Right-click on the relying party trust and select Properties.
  13. Select to the Advanced tab and set the Secure hash algorithm to SHA-256.
  14. Under the Endpoints tab, click Add SAML Logout with a Post binding and a URL of
  15. Select to signature tab, Click Add.. Import the google certificate, you have exported from Google admin console. Click Apply, Click Ok.

Step4: Add Claim Rule for the Relying Party

  1. Log into the ADFS server and open the management console.
  2. Right-click on the GoogleApps relying party trust and select Edit Claim Rules.
  3. Click the Issuance Transform Rules tab.
  4. Click Add Rules. Add a Rule Type the Name as GoogleApps Rule
  5. Ensure Send LDAP Attributes as Claims is selected, and click Next
  6. Select the below details
  • Claim Rule Name =  Send Email Address As NameID
  • Attribute Store = Active Directory
  • LDAP Attribute = E-mail-Addresses
  • Outgoing Claim Type = Name-ID
  1. Click Finish. Click Apply

Step5: Configure Google Apps in Admin Console

  1. Sign into the Google Apps Admin Console using your administrator account.
  2. Click Security. If you don’t see the link, it may be hidden under the More Controls menu at the bottom of the screen.
  3. On the Security page, click Setup single sign-on (SSO).
  4. Perform the following configuration changes:
  1. In Google Apps, for the Verification certificate, replace and upload the ADFS token signing certificate that you have downloaded from ADFS.
  2. Click Save Changes.

Step6: Testing SSO

To test SSO, visit  You will be redirected to ADFS STS Signing Page. Enter your on-premises email address and password as the credential.  You should be redirected back to Google Apps and arrive at your mailbox.