I'm quite sure disallowing the setting of cookies more than one level up will break popular sites. Just a hunch based on seeing sites like http://us.f411.mail.yahoo.com and yet only having yahoo.com and mail.yahoo.com cookies
I'm quite sure disallowing the setting of cookies more than one level up will us.f411. mail.yahoo. com and yet only having yahoo.com and mail.yahoo.com
break popular sites. Just a hunch based on seeing sites like
http://
cookies