This happens for every site that you visit, or app that you use, which uses any of Facebook's services, from the more visible ones, to the ones that are running under the hood which most users will never know about.
Zuckerberg managed to answer about 500 questions during a session with the USA lawmakers following a data scandal that saw information about millions of users utilized for the skew opinions on the social media. It was previously thought the infamous personality test app "This is Your Digital Life", created by Cambridge professor Aleksandr Kogan, was the sole mechanism behind the data harvesting.
The social media giant admitted that the several websites and apps make use of Facebook services to make their content and advertisements more relevant and engaging to their users.
One in six of those groups was linked to Russian Federation, according to a University of Wisconsin-Madison study, and the identities of the rest of the 122 groups that are labeled "suspicious" are still unknown, an indication of the influence of "astroturf" or shell companies in United States politics.
It is not known if Cambridge Analytica is still pursuing such plans.
"I am aware that Facebook use in PNG is not limited to personal chats and blogs. I do not know the specifics of these surveys or how the data was acquired or processed", Kaiser said in her testimony to a United Kingdom parliamentary committee that investigates fake news.More news: David Silva Celebrates City's Premier League Triumph With Son At Hospital
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And Facebook just came out with a "Hard Questions" blog post that further elaborates on the kind of data Facebook collects when you're not using Facebook.
An activist hedge fund that wants Facebook to set up a risk oversight committee asked fellow shareholders on Tuesday to back the proposal, highlighting investor concerns over the company's handling of controversies such as the recent data privacy row.
Baser mentioned that even if a person does not have a Facebook account or is logged out of his account, the information is still collected by the web browser.
"I know at least of those two examples", she added.
It additionally repeats how it's ready to assemble data on individuals who don't utilize Facebook. While IP addresses help list the countries where people are using an app, browser and operating system information gives developers data about the platforms people use. Zuckerberg explained auditing "tens of thousands of apps" could take months, "hopefully not" years. The company will need to answer another round of questions for why it allowed Cambridge Analytica, a company it caught wrongfully accepting data from a third-party, to create and publish additional data-collecting apps.