National21.7z

: While the exact origin is debated, it is frequently associated with breaches of credit scoring bureaus or large-scale government-related databases.

"National21.7z" is a large compressed archive file that gained notoriety as part of a significant involving personal information from Brazilian citizens . It is essentially a database backup that has been circulated on various dark web forums and data-sharing platforms. File Overview Format : .7z (7-Zip compressed archive). National21.7z

The file is often linked to a massive exposure first reported in early 2021, which allegedly compromised the data of over (including deceased individuals) in Brazil. : While the exact origin is debated, it

: The file is primarily used by cybercriminals for identity theft, phishing campaigns, and financial fraud . Security Risks If you have encountered this file: File Overview Format :

: It contains massive SQL databases or CSV files containing sensitive information, including Full Names, CPF numbers (Brazilian tax IDs), Birth Dates, and Addresses . Context of the Leak

: Possessing or distributing leaked personal data is illegal in many jurisdictions under data protection laws like GDPR or Brazil's LGPD .

: The compressed file is approximately 14 GB to 21 GB , but when extracted, the databases can exceed 200 GB .