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MIT study shows credit card data not truly anonymous
MIT researchers analyzed 1.1 million records from 10 000 shops over three months and found four data points identify a person with over 90 percent accuracy even when personal identifiers are removed. They say anonymized data creates an illusion of privacy and outside information helps reidentify individuals.
MENTIONED IN THIS ARTICLE
Washington
Massachusetts Institute of Technology
Science
Alex “Sandy” Pentland
MIT
Yves-Alexandre de Montjoye
Scott
de Montjoye
Eugene Spafford
Purdue University
Center For Education and Research In Information Assurance and Security
Spafford