bad anticheat by my friend 7greendad

local plr = game.Players.LocalPlayer
local chara = game.Players.LocalPlayer.Character
local hum = game.Players.LocalPlayer.Character.Humanoid
local humroot = game.Players.LocalPlayer.Character.HumanoidRootPart
local maxspeed = 20
local goback = 0
local oldspeed = hum.WalkSpeed + 5
local oldjump = hum.JumpPower + 5

hum.Running:Connect(function(speed)
    if speed > 0 and hum.WalkSpeed > maxspeed or hum.JumpPower > oldjump then
        goback = humroot.CFrame
        wait(2)
        if speed > 0 and hum.WalkSpeed > maxspeed or hum.JumpPower > oldjump then
            for i = 1, 100 do
                wait(0.01)
                humroot.CFrame = goback
                hum.JumpPower = oldjump - 5
                hum.WalkSpeed = oldspeed - 5
            end
            hum.JumpPower = oldjump - 5
            hum.WalkSpeed = oldspeed - 5
            wait(2)
            if hum.WalkSpeed > maxspeed and speed > 0 or hum.JumpPower > oldjump then
                hum.Health = 0
            end
        end
    end
end)