Hackers use nonsensical names to bypass simple keyword-based security filters. Safety Checklist:

Since nFszpN4gnHJnmaQa.rar appears to be a specific, randomly-named archive file—likely encountered as a download from a forum, a cloud link, or an email attachment—this blog post focuses on how to handle such files safely and effectively.

A is a proprietary archive format developed by Eugene Roshal. Think of it as a digital suitcase that holds one or many files in a compressed state to save space and make them easier to transfer.

Did you expect this file? If it arrived via an unsolicited email or a "free download" ad, delete it immediately. How to Open and Extract the File