An Index of Files link refers to a web server’s directory listing that displays a raw list of all files and folders within a specific directory. This occurs when the server cannot find a default index file (like index.html or index.php) and is configured to "auto-index" the contents instead.
Index of /documents
4. Bandwidth Theft
If you host large files (videos, installers) via an open index, anyone can hotlink or mirror them, costing you bandwidth and money. index of files link
If you see a subdirectory link, archive/, the link becomes: An Index of Files link refers to a