When creating an SES event or a security risk, you must insert a risk family.
To create it, you have to go to the module 'Parametering', 'Security Management', 'General Security', 'Family of risk'.
Click on the " buttonCreation of a family risk"
A new page opens.
All you have to do is fill in the elements "Initial", "Label" and "Description" then validate.
If you wish, you can also add a risk factor.