Enforce Office 365 Identity For Yammer. In Yammer go to the Network Admin section and choose Security Settings. Start by working in partnership with your IT department to establish technical needs like mobile access and network support.
When we say enforce Office 365 Identity users should authenticate first in Office 365 before they can go to your Yammer network. In addition it will override any custom authentication setups that you have for Yammer. If you got such notification email soon after activating the Enforce Office 365 Identity in Yammer setting try to logon to Yammer using this service account and you should get the prompt to register for self service password.
Documentation for Office 365 Kaizala Yammer.
By enforcing Office 365 identity in Yammer and configuring federated identity in Office 365 admins can achieve single sign-on SSO capabilities for all services in Office 365 which includes Yammer. By enforcing Office 365 identity in Yammer and configuring federated identity in Office 365 admins can achieve single sign-on SSO capabilities for all services in Office 365 which includes Yammer. Enforcing O365 identity means that all of your users will only be able to login into Yammer using their O365 accounts. By enforcing Office 365 identity in Yammer and configuring federated identity in Office 365 admins can achieve single sign-on SSO capabilities for all services in Office 365 which includes Yammer.
