The filename likely refers to a specific data file—often a list of credentials, emails, or localized data—that has been "cleaned" (filtered for duplicates or formatting) and contains exactly 8,344 lines (the Russian word "строк" means "lines").
The "cleaned" tag implies that headers, invalid characters, or duplicate entries have been removed to make the file ready for automated use. 8344 строк .cz_cleaned.txt
In cybersecurity contexts, these files often contain "email:password" pairs used for credential stuffing or research. The filename likely refers to a specific data