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Facebook reveals what caused the leakage of the personal data of more than 530 million users

Published:

6 abr 2021 23:01 GMT

“It is important to understand that malicious actors obtained this data not by ‘hacking’ our systems, but by extracting it from our platform before September 2019,” the company stated.

Facebook revealed this Tuesday the possible cause of the leak of the personal data of more than 530 million accounts, after several cybersecurity experts advised last weekend that the information of the users of the social network, which includes full names, phone numbers, Facebook ID, locations, email addresses, among others, was posted for free online.

As explained by the company, the data in question was obtained from Facebook accounts by “malicious actors” through ‘web scraping’, using the contact importer of the social network before September 2019. “This function was designed to help people easily find their friends to connect with our services using their contact lists, “the company detailed in a statement.

So you can find out if your Facebook account is among the 533 million that were exposed

The platform claimed that upon realizing how hackers were using said tool, immediately made changes to the contact importer. “In this case, we updated it to prevent malicious actors from using ‘software’ to mimic our ‘app’ and uploading a large set of phone numbers to see which ones matched Facebook users,” he said, explaining that, to Through the function, hackers could query a set of user accounts and obtain some data about them. “The information did not include financial data, health or passwords,” he stressed.

“It is important to understand that the malicious actors obtained this data not through ‘hacking’ our systems, but extracting them from our platform before September 2019 “, he concluded.

The leak affects users of more than 100 countries, including more than 32 million Internet user records in the US, 13 million in Mexico, almost 11 in Spain, 8 in Brazil, the same number in Peru and almost 7 million in Chile.

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