Users with no email address should be able to log in and access the portal.

Issue

• Users having no email address should be able to log in and access the portal.

Environment

• Liferay DXP 7.0

Resolution

• Creating a user with no email address.
  By setting the below property to false in portal-ext.properties, the users can be created without an email address. 

# Set this to false if you want to be able to create users without an email
    # address. An email address will be automatically assigned to a user based
    # on the property "users.email.address.auto.suffix".
    
      users.email.address.required=true

• User with no email address logging into the portal 
  • A User can authenticate into the portal in three ways,
     1. By Email Address (which is set default)
     2. Screen name
     3. User ID (a numerical ID auto-generated in the database)
  • These changes can be done in the following section
    Control Panel-> Congifuration-> Instance Settings-> Authencation-> General Tab-> How do users authenticate (For reference: InstanceSetting.png) 

                  

• By setting the 'Screen name' or 'User ID' as the way to authenticate in instance settings, a user can access the portal.

Additional Information

• For more details on the authentication of a user, please refer Instance Settings.