Work off-line and work on-line

I have many folder in our project and have some folder that iwant to protect from some group. no need some group to see thisfolder.

when they log-in they can see only permit folder but if they setwork off-line they can see all in blue color folder and see don'tpermit folder too.
how do i hide that project all in off-line and on-linemode.SolidworksSolidworks Pdm enterprise Pdm