Flash CTF – Great Paywall

Challenge Overview

This is a simple web exploitation challenge. The goal is to retrieve the flag in an article, but the article is blocked by an annoying subscription paywall popup.

Solution

Let’s take a deeper look by using the ‘View Page Source’ feature on the webpage. Even though the subscription popup prevents you from reading the article in the rendered view, scrolling through the source reveals that the entire content of the article can be found in the <body> of the code.