what is Encrypted RAR File
It's possible to force the user to supply a password to encrypt RAR archives so a file can be extracted. If you have an encrypted archive for which you don't know the password, or if you've simply forgotten a password you assigned yourself, there are a handful of tricks you can attempt. Step 1 Check the source of the archive. If you downloaded it from a website, look around the site for a mention of the password (after all, it's unlikely someone offered an unopenable archive for download.) If the person you downloaded it from can be contacted, send them an email asking for the password. Step 2 Try a few likely-seeming passwords. The name of the source website may work, as may the name or Internet handle of the archive creator. Step 3 Try a brute-force approach. This involves simply cycling through every possibility, one by one, until something works. You can technically do this yourself, but it would take forever and be extremely tedious. Fortunat...