If you want a different tone (longer, more technical, star rating, or personal experience added), tell me which and I’ll adapt it.
: There is no "master password" for ZArchiver. Passwords are set by the individual who created the archive. Encryption Sources password of zarchiver
: 7ZIP and ZIP are the primary formats that support encryption. If you want a different tone (longer, more
: Specifically for the 7z format, you can enable "Encrypt file names." If disabled, others can still see the names of the files inside the archive even without the password. or personal experience added)
Search YouTube for "password of ZArchiver hack" and you will find dozens of videos showing a hacked version of ZArchiver that allegedly opens any password-protected file.