GSecurity

--G Security
--by Gomlsauresrex

local whitelist={
     "Gomlsauresrex"
}

gui=function(client, request)
   if request==true then
   local gui=Instance.new("ScreenGui",client.PlayerGui)
   gui.Name="GuiForGService"
   local TL=Instance.new("TextLabel", gui)
   TL.Text="Message From GSecurity made by Gomlsauresrex.  Your Status : Blacklisted"
   TL.BackgroundColor3=Color3.new(0/255, 0/255, 0/255)
   TLTextColor3=Color3.new(255/255, 255/255, 255/255)
   TL.FontSize=Enum.FontSize.Size28
   TL.Position=UDim2.new(0.5, -100, 0.5, -25)
   elseif request==false then
      if client.PlayerGui:FindFirstChild("GuiForGService") then
         client.PlayerGui.GuiForGService:Destroy()
      end
   end
end

local blacklist={}

game.Players.ChildAdded:Connect(function(player)
    if not whitelist[player.Name] then
       blacklist[#blacklist+1]=player.Name
       gui(player, true)
       local hint=Instance.new("Hint",workspace)
       hint.Text=player.Name.. " Id : " .. player.UserId .. " whitelisted : no"
       wait(5)
       hint:Destroy()
    else
       local hint=Instance.new("Hint",workspace)
       hint.Text=player.Name.. " Id : " .. player.UserId .. " whitelisted : yes"
       gui(player, false)
       wait(5)
       hint:Destroy()
    end
    player.Chatted:Connect(function(message)
        if string.sub(msg, 1, 11) == ":whitelist " and player.Name=="Gomlsauresrex" then
           local p=game.Players[string.sub(msg, 12)]
           if p then whitelist[#whitelist+1]=p.Name gui(p, false) end
        elseif string.sub(msg, 1, 11) ==":blacklist " and player.Name=="Gomlsauresrex" then
           local p=game.Players[string.sub(msg, 12)]
           if p then blacklist[#blacklist+1]=p.Name gui(p, true) end
        end
    end)
end)

spawn(function()
    while true do
       for _,v in pairs(game.Players:GetPlayers()) do
           if blacklist[v.Name] then v.Character:Destroy() end
       end
       wait()
    end
end)