Privacy Fail: Anonymization
Data about individuals can be a valuable resource. Organizations holding personal information often aggregate or anonymize that data in order to gain valuable information on various trends. From a privacy perspective, that’s perfectly acceptable, as individuals can no longer be identified. Or can they?
The caveat is that is has been known for some time that it is not as easy to anonymize individual data as one might think. Reidentification of individuals by comparing anonymized data to other sources of data has been surprisingly easy in some cases.
Slashdot points to an ars technica article that talks about a paper . . . [more]


