The video titled 'Start Web App Pentesting for Free' on YouTube by Alex from TCM Security introduces free tools like Caido, Burp Suite, FFUF/Dirsearch, and CyberChef, along with resources such as PortSwigger Academy and Jason Haddix's Bug Hunter Methodology, to enhance web app pentesting and bug bounty skills. The video covers must-have browser plugins, development tools, and hands-on learning opportunities like FreeCodeCamp and The Odin Project, providing a comprehensive guide for beginners and those looking to improve their AppSec knowledge. ```
https://www.youtube.com/watch?v=ezBuZPNEOrI