Currently, AnonyViet also has 16Gb of leaked Facebook data containing 533 million user data. However, this data is not very important, because there is no data from Vietnamese people. The leaked information is mainly public information of users on Facebook, the most valuable data is the phone numbers of the accounts.
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According to newspaper reports, this 533 million data includes Mark Zuckerberg’s phone number, but when I searched and filtered, Mark’s information only had the following content:
Mark:Zuckerberg:male:Palo Alto, California:Dobbs Ferry, New York:Married:Chan Zuckerberg Initiative:1/10/2019 12:00:00 AM::05/14/1984
It is unclear from what source the journalists or the Groups that posted the information including Mark Zuckerberg’s phone number got it.
This data set of 533 million users was sold publicly on a foreign forum for $3,000 in 2019, but in 2021, a member shared it for free and anyone can download it. But because there is no data from Vietnam, I don’t really like it.
According to information, the data of some journalists and researchers is also on this list, creating more credibility for the leaked data. This data aggregates users from 106 countries (list is at the end of the article). This is not Facebook’s first large-scale attack. Previously, Facebook was also attacked on a large scale in 2018 and 2019.
In 2018, Facebook disabled a feature whereby users could search for others by phone number. Taking advantage of that, Cambridge Analytica company accessed nearly 87 million user data without any consent.
In 2019, a security researcher based in Ukraine found data of nearly 267 million users on the web. However, this attack mainly targeted users in the United States.
Others believe that the hacked data is now saved on a server that is not password protected. Facebook claims that the amount of leaked user data may be exaggerated due to duplication. Facebook has a number of times avoided reporting incidents of their data being attacked and exploited. There have also been cases where third-party apps had data stolen and then used for ransomware.
How to check if your phone number is in the Facebook leak?
You can use a website called “The News Each Day” to check if your phone number was in the leak.
Visit the website “The News Each Day” and enter your phone number. Click “Check” when you’re done.

If your phone number is not in the leak, you will see a message below that reads “Result: Your phone number is not in the data”.

If your number is leaked, you should at least change your Facebook account password. I also recommend using two-factor authentication whenever possible. If you are in Vietnam, you can check your Facebook phone number according to the instructions in the article find fb phone number.
How to check if your email address is in the Facebook leak?
To check if your email address is leaked or not, I will use a website called “Have I Been Pwned” to check email.
Visit website “Have I Been Pwned“. Enter the email address and click the “Pwned?” button.

If unlucky, a red notification will appear “Oh no — pwned!” You will most likely find your address has been exploited due to theft or some other reason. Scroll down and find Facebook. If you don’t see it, then you’re lucky your data wasn’t exposed in the Facebook leak.
You should check again See what permissions have been granted to Facebook to know what information Facebook is controlling.
List of countries where Facebook data was leaked
Afghanistan
Albania
Algeria
All Qatar
Angola
Argentina
Austriaia
Azerbaijan
Bahrain
Bangladesh
Belgium
Bolivia
Botswana
brazil
Brunei
Bulgaria
Burkina Faso
Burundi
Cambodia
Cameroon
Canada
Chile
China
Colombia
Costa Rica
Croatia
Cyprus
Czech Republic
Denmark
Dibouti
Ecuador
Egypt All
El Salvador
Estonia
Ethiopia
Fiji
Finland Text
France
Georgia
Germany
Ghana
Greece
Guatemala
Haiti
Honduras
Hong Kong
Hungary
Iceland
India
Indonesia
Iran
Iraq
Ireland
Israel
Italy
Jamaica
Japan A
Jordan
Kazakhstan
Kuwait
Lebanese Text
Libya
Lithuania
Luxembourg
Macau
Malaysia
Maldives
Malta
Mauritus
Mexico
Moldova
Morocco
Namibia
Netherlands
Nigeria
Norway
Oman
Palestine
Panama
Peru Complete
Philippines
Poland
Portugal
Puerto Rico
Russia
Saudi Arabia
Serbia
Singapore
Slovenia
South Africa
South Korea
spain
Sudan
Sweden
Switzerland
Syria
Taiwan
Tunisia
Turkey
Turkmenistan
UAE
UK
Uruguay
USA
Yemen
Frequently asked questions
What information does the leaked data include?
The leaked data is mainly public information of users on Facebook, the most valuable information is phone numbers. However, this data does not contain information about Vietnamese people.
Can I check if my phone number is leaked?
You can use “The News Each Day” website to check. Enter your phone number into the website and see the results.
Which countries does this data leak affect?
The data affects users from 106 countries, including (but not limited to) Afghanistan, Albania, Algeria, Argentina, Austria, Azerbaijan, and many others. Please see the full list in the article.










