The "cleaned" tag implies that headers, invalid characters, or duplicate entries have been removed to make the file ready for automated use.
The .cz extension suggests the data is specific to the Czech Republic (e.g., emails ending in .cz or users located there). 8344 строк .cz_cleaned.txt
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,