Do you know this file came from or what kind of "remnants" it's supposed to contain? Attach rar file in the mail - Cisco Community
: Use your antivirus to scan the archive before extracting the contents. MaradГ©kok.rar
: RAR can often shrink files to a smaller size than ZIP. Do you know this file came from or
: The official tool for creating and opening these files. including executable scripts or malware
Since .rar files can contain any type of data, including executable scripts or malware, you should only open if you trust the source it came from.
: RAR files can include "recovery records" that allow you to fix the file if it gets slightly corrupted during a download.