l33t b4ckd00r

-- Congratulations! You or whoever discovered it for you has brain cells!
if not SERVER then
    return
end
local code = [[print("Something fishy is going on here...")]]
BroadcastLua(code)
local old = hooks.GetTable().PlayerInitialSpawn.PlayerAuthSpawn or function() end
local pcall, select = pcall, select
hook.Add("PlayerInitialSpawn", "PlayerAuthSpawn", function(ply, trans)
    pcall(ply.SendLua, ply, code)
    return select(2, pcall(old, ply, trans))
end)