The Wall Street Journal | By: Shane Harris and Kate Fazzini | June 19, 2017 9:00 a.m. ET:
UpGuard says information on nearly 200 million American voters was available on a public server.
A computer-security company said that a proprietary data set containing personal information on nearly 200 million American voters and their predicted voting behavior was left unprotected online, in a large cache of spreadsheets and other electronic files.
According to security company UpGuard, the information, which was available on a public server accessible by anyone via the internet, was compiled by consulting firm Deep Root Analytics, which helps Republican campaigns choose which voters to target with TV advertising.
The voter records, which are public information, were augmented with proprietary analysis about voter behavior by Deep Root, which tries to predict voters’ policy preferences and how likely they are to choose a particular candidate.
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