RAR files are a common vector for viruses, ransomware, and trojans. Before doing anything:
Businesses, GIS analysts, or academics often package postal code databases into compressed archives because the raw data can be large, containing thousands of rows (e.g., all French postal codes, latitude/longitude coordinates, and city names). A file named generically as new folder 13.rar could be an outdated or poorly labeled version of such a dataset. Code postal new folder 13.rar
: Before extracting the contents of any archive, run a scan using reputable antivirus software. RAR files are a common vector for viruses,
Authentic postal code data from La Poste (French postal service), INSEE, or any official government body is distributed as .csv , .txt , .pdf , or via API – as a .rar file named “new folder”. If you find such a file, consider it unofficial and possibly dangerous. : Before extracting the contents of any archive,
If extraction prompts for a password, the file is encrypted. Common default passwords include:
A .rar file is a compressed archive. You cannot see its actual contents (which could be harmful executables like .exe or .scr ) without first opening it with a tool like WinZip or RAR by RARLAB.