According to Facebook, according to their idea, the information of eight million and 70 million people was with London-based political consultant Cambridge Expert.
The BBC has been informed, about 11 million of them are based in the UK.
Criticisms of this scandal were cited by Christopher Waili, who had earlier said that nearly five million people were affected.
After the publication of Facebook's Chief Technology Officer Mike Schrofer, the new information comes out.
This information leak was possible through a quiz app called 'This Is Your Digital Life'. Facebook has estimated that more than three million people used this app. Earlier this number was two lakh 70 thousand.
Approximately 97% of app users live in the United States Out of the total damaged people, one billion and six million are outside the US.
A UK Information Commission spokesman told the BBC that before taking any action, they will further investigate the facts and evidence of the matter.
Facebook has come under severe criticism after the scandal has been published. Authorities knew that Cambridge Analytics is working with millions of Facebook users' personal information. But London-based company claims that they have deleted those data. Trust this statement on Facebook
Channel Four News reported that there are some leaked information available yet. Even though Cambridge Analytics says they have spoiled the information they have.
Facebook's founder Mark Zuckerberg will put his own logic in the House of Commons on April 11.
When the news of the use of their information for commercial and political purposes without the knowledge of the subscriber, Facebook chief Mark Zuckerberg was summoned to the British Parliament.
He acknowledged that their mistake was made in Zakrabarga and the information of the customers, in response to a third party's decision to 'confuse customers with' this comment, said on Facebook.
Mark Zuckerberg said Facebook authorities are going to bring a lot of changes in the coming days, so that different apps can not easily capture the information of customers by using Facebook in the future.
Facebook's top technology officer Schaffer explained the steps taken to Facebook.
Those are:
Steps to find out if a person is not able to find a phone number or an email address. Facebook says this method has followed other's personal information.
The list of guests of an event page or the message of the page can not be seen through an app.
The promise that phone calls and message history using messenger's Android version and Facebook lights will not be saved more than a year. No information will be kept on the phone call at any time.
Users will see a link from next week on the news feed. What apps do they use to review and review what information is disclosed to users?
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