In this chapter, we have learned about subdomains and how they are important in ethical hacking. You’ll understand what subdomains are, why hackers look for them, and how to find them using your smartphone. By the end of this chapter, you’ll have a solid grasp of subdomain hacking and its role in cybersecurity.

These notes are designed to complement the video tutorials from my free mini-course, so make sure you’ve enrolled to get the full learning experience. Together, these resources will give you a strong foundation to start your ethical hacking journey.