Jakarta - A total of 50 million personal data of Facebook users stolen and stored data analysis firm, Cambridge Analytica. The firm works for Donald Trump's winning campaign in the 2016 presidential election. Not just Cambridge Analytica, Facebook user data is also in the archives of Strategic Communications Laboratories (SCL). Both are affiliated companies.

Cambridge Analytica and SCL allegedly obtained Facebook user data from a third party researcher named Aleksandr Kogan. He works at Global Scicence Research and often presents surveys related to the massively spread personality on Facebook. Kogan has been collecting user responses on Facebook surveys and quizzes since 2015, via a homemade app called "thisisyourdigitallife".

The application was just downloaded 270,000 Facebook users. However, the effect hit the 50 million users, because the application is able to access the data of friends from the downloader. Read also: Indonesia, The 4th Most Facebook User in the World Anyone who downloads the app unconsciously and voluntarily submits their personal data, what they like, where they live, and who their friends are. Facebook has suspended Cambridge Analytica, SCL, Kogan, and Christopher Wylie.

Wylie is a whistleblower whisper that reveals the leak and abuse of data 50 million Facebook users to the mass media.

"We continue to investigate to see the level of accuracy of these claims. If true, this is an unforgivable crime, "said Vice President and General Counsel of Facebook, Paul Grewal. Meanwhile, a SCL spokesman denied the allegations addressed to his side and Cambridge Analytica. However, there is no more detailed explanation of the denial.

"Cambridge Analytica and SCL do not hold Facebook data," he said, as compiled Tekno, Monday (19/3/2018), from Wired. Read also: 2018, It's Time for Young Children to Leave Facebook? Sources in saying, personal data Facebook users can still be accessed in Cambridge Analytical internal database in 2017 ago.

 In fact, SCL has promised to Facebook and Cambridge employees that all the data was deleted in 2015 ago. An important set of user data, said the inner source, is entered into a database titled "Kogan-import". Those who can access it are only a small proportion of Cambridge Analytical and SCL employees, the science data, engineering, and IT departments. Of the 50 million data users Facebook scattered in the hands of third parties, 30 of which are complete for profiling someone. Author: Fatimah Kartini Bohang Editor: Reska K. Nistanto