It is possible to assign groups to members from the member management screen of YubiOn Portal.
A group is a feature that allows you to filter your members.
Click “Member Management” from the menu on the left side of the screen.
Click the member from the list of members.
Click the “+” button at the top right of the group list.
Click the group name and click the “Register” button.
Click “OK” on the confirmation message.
That’s all for members and group assignments.