"Consumers are less anonymous than they think while surfing the Web, according to a study released on Tuesday that triggered new calls for "do not track" rules.
"More than half of the 185 high-traffic websites looked at in the study shared a consumer's username or user ID with another site, Stanford University's Computer Security Laboratory found...
"The study found that signing up on the NBC website shared a user's email address with seven other companies, while viewing a local ad on the Home Depot website sent a user's name and email address to 13 companies."
Reuters
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