Hello hub123

-- KRNL-only check: show "ur baned" and stop on any other executor
local function detect_executor()
    if type(identifyexecutor) == "function" then
        local ok, name = pcall(identifyexecutor)
        if ok and type(name) == "string" and #name > 0 then
            return name
        end
    end
    if rawget(_G, "KRNL_LOADED") ~= nil then return "Krnl" end
    if rawget(_G, "KRNL") ~= nil then return "Krnl" end
    if type(iskrnl) == "function" then return "Krnl" end
    return "Unknown"
end

local exploit = detect_executor()

local function is_krnl(name)
    if not name then return false end
    return tostring(name):lower():find("krnl") ~= nil
end

if not is_krnl(exploit) then
    local msg = "ur baned" -- message shown to non-KRNL users

    -- 1) Try Roblox notification (SetCore) if available
    pcall(function()
        local StarterGui = game:GetService("StarterGui")
        StarterGui:SetCore("SendNotification", {
            Title = "Access Denied",
            Text = msg,
            Duration = 5
        })
    end)

    -- 2) Fallback: try to create a full-screen message (best effort, wrapped in pcall)
    pcall(function()
        local CoreGui = game:GetService("CoreGui")
        local gui = Instance.new("ScreenGui")
        gui.Name = "AccessDeniedGui"
        gui.ResetOnSpawn = false