You can extract it using tools like WinRAR (the native creator), 7-Zip , or The Unarchiver .
If you did not expect this file, do not open it . You can safely check its reputation by uploading it to a scanner like VirusTotal . 2. Forensic or CTF Challenge 20968.rar
It supports AES-256 encryption , data recovery, and file spanning (splitting large files into multiple parts like .part1.rar, .part2.rar). You can extract it using tools like WinRAR