privacy

How hard is it to ‘de-anonymize’ cellphone data?

To extract the complete location information for a single person from an “anonymized” data set

Big Data Is Opening Doors, but Maybe Too Many

IN the 1960s, mainframe computers posed a significant technological challenge to common notions of privacy.

Internet Firms Step Up Efforts to Stop Spying

Already, the Snowden revelations threaten to erode the market share of American technology companies abroad.