Europe Struggles with Law Regulating Internet Cookies

For 18 months, the European Commission has been considering how to put into practice a 2009 law that regulates software cookies, the unique digital markers that Web sites place on visiting computers to identify consumers and deliver ads tailored to individual interests. But regulators representing E.U. member states, backed by consumers’ rights groups, are balking at a voluntary arrangement, which they argue does not adequately protect individuals from unwittingly permitting marketers to collect personal data.