I need to prevent users from entering a UNC path in explorer, since they are able to access domain and list of PCs etc. I've closed down just about everything i can see in group policies, they don't ...
SMB uses 445 TCP, or 137+138 UDP & 137+139 TCP (legacy / old systems). This is an old article, but still accurate AFAIK. When you say the client is "trying to access UNC paths via port 80," that isn't ...