: The data was originally scraped by exploiters who took advantage of a vulnerability in Facebook's "Contact Importer" tool, which was fixed in 2019.
: These files typically include user IDs, full names, phone numbers, locations, birth dates, and, in some cases, email addresses. fb-500k.csv.zip
: In past major breaches, such as the Cambridge Analytica incident, Facebook has sent direct notifications to the news feeds of affected users. : The data was originally scraped by exploiters
The specific file fb-500k.csv.zip likely refers to a portion of the , which exposed the personal information of approximately 533 million users across 106 countries. The specific file fb-500k
: You can check if your phone number or email was part of this specific Facebook leak at Have I Been Pwned.
If you are looking for this file to see if your own data was compromised, it is safer to use reputable breach verification services rather than downloading compressed files from unknown sources.