You’re very easy to track down, even when your data has been anonymized – 3 records match 81% of the time, 15 records match 99.98% – get over the @Desjardins data breach, it may not be that bad aft…

On average, in the US, using those three records, you could be correctly located in an “anonymized” database 81% of the time. Given 15 demographic attributes of someone living in Massachusetts, there’s a 99.98% chance you could find that person in any anonymized database.

Sourced through Scoop.it from: www.technologyreview.com

WHY IT MATTERS: most of the population of Quebec is freaking out about the breach of 3M personal records recently. It is bad and should not go unnoticed but this study by MIT should put the breach in perspective: basically you cannot expect anonymity in this digital world. C’est la vie…

Farid Mheir
farid@mheir.com