: Smaller subsets like "500k" or "250k" users are often used in academic settings for social network analysis, such as studying friendship relations, events, and group interactions. Safety and Verification
: You can check if your phone number or email was part of this specific Facebook leak at Have I Been Pwned. fb-500k.csv.zip
While the full leak contained data for hundreds of millions of users, it was often broken down into smaller subsets (such as 500,000-user segments) for easier distribution on various forums and security research platforms. Key Context of the Data : Smaller subsets like "500k" or "250k" users
Facebook User Data Breach: What Happened, Impact, and Lessons Key Context of the Data Facebook User Data
: 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.
: In past major breaches, such as the Cambridge Analytica incident, Facebook has sent direct notifications to the news feeds of affected users.