i have 5 PC (PC1 to PC5) in my LAN environment. both are in work group. in pc1 there is a share folder call test. which given full control permission. any one can access. now i want block pc2 and pc3 not access this share folder but other pc's like
pc4 & pc5 can access this shared folder. what security i will be implement on pc1 to block this two end user.