Even if the page exists, the portal’s SSO system may require you to log in first via https://portaliitb.ac.in (root) before allowing access to /vrp/ . Accessing the subpath directly without an active session often results in a blank page or an HTTP 403 Forbidden error.
Since the direct URL https://portaliitb.ac.in/vrp/index.jsp is likely broken, here is the step-by-step method to achieve what that page was supposed to do.
While the specific legacy VRP portal may no longer be active at IIT Bombay, understanding how to deconstruct and correct such malformed inputs is a valuable skill for IT professionals, researchers, and students alike.