Based on the "RJ" product identification system, here is what a file with that name typically contains:
: Most modern antivirus software can scan the contents of a ZIP file as long as it is not password-protected. If the archive is encrypted (requires a password to open), your antivirus may not be able to see the files inside until they are extracted. How to Safely Inspect the Content Zip and unzip files - Microsoft Support RJ396558.zip
While ZIP files are standard containers for data, downloading them from unofficial or third-party sources carries risks. Based on the "RJ" product identification system, here
: ZIP files often store metadata like file names and timestamps in cleartext, which can sometimes be used to guess the contents before opening. : ZIP files often store metadata like file
: A ZIP file itself cannot run a virus; however, once extracted, clicking on an executable ( .exe ), batch file ( .bat ), or script inside can infect your system.
: Occasionally, these IDs correspond to digital artbooks or manga, which would consist of a series of image files. Safety and Security Considerations