Cambridge Analytica was a UK-based data analysis company that operated from 2013 to 2018 and worked on various political campaigns. The issue began with a personality quiz app on Facebook. Around 270,000 people directly used the app, but Facebook's mechanism at the time allowed developers to collect data from users' friends. As a result, data spread to tens of millions of accounts, with most account owners not tak…
⬛ CONFIDENTIAL nhat141210/data 8/14/2026 1 min read
Cambridge Analytica was a UK-based data analysis company that operated from 2013 to 2018 and worked on various political campaigns. The issue began with a personality quiz app on Facebook. Around 270,000 people directly used the app, but Facebook's mechanism at the time allowed developers to collect data from users' friends. As a result, data spread to tens of millions of accounts, with most account owners not taking the quiz.
Cambridge Analytica was a UK-based data analysis company that operated from 2013 to 2018 and worked on various political campaigns. The issue began with a personality quiz app on Facebook. Around 270,000 people directly used the app, but Facebook's mechanism at the time allowed developers to collect data from users' friends. As a result, data spread to tens of millions of accounts, with most account owners not tak…
Cambridge Analytica was a UK-based data analysis company that operated from 2013 to 2018 and worked on various political campaigns. The issue began with a personality quiz app on Facebook. Around 270,000 people directly used the app, but Facebook's mechanism at the time allowed developers to collect data from users' friends. As a result, data spread to tens of millions of accounts, with most account owners not tak…
Cambridge Analytica was a UK-based data analysis company that operated from 2013 to 2018 and worked on various political campaigns. The issue began with a personality quiz app on Facebook. Around 270,000 people directly used the app, but Facebook's mechanism at the time allowed developers to collect data from users' friends. As a result, data spread to tens of millions of accounts, with most account owners not tak…
Cambridge Analytica was a UK-based data analysis company that operated from 2013 to 2018 and worked on various political campaigns. The issue began with a personality quiz app on Facebook. Around 270,000 people directly used the app, but Facebook's mechanism at the time allowed developers to collect data from users' friends. As a result, data spread to tens of millions of accounts, with most account owners not tak…