Enable Salesforce single sign-on
Security Assertion Markup Language (SAML) is a standard for logging into applications. The single sign-on (SSO) login standard is more secure and convenient than using a username and password.
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In the Admin Console, go to .
 - In the search field, enter Salesforce and click Salesforce.com.
 - Click the Sign On tab.
 - Click Edit, select SAML 2.0, click View Setup Instructions, and follow the instructions.
 
