This is the most common reason people search for "Audioz password". When you download a RAR, ZIP, or 7z archive from Audioz, the file is almost always password-protected. You cannot extract the VST plugins or samples without entering a specific string of text. This is not your personal login—it is a universal password set by the uploader.
When you copy from a website, sometimes an invisible space (whitespace) is copied before or after the text.
If you are a registered member of the Audioz forum and have simply forgotten your login password, the process is relatively straightforward—but with a few caveats.