Helping you become a BugBountyHunter


We're on a mission to be your go-to place for everything bug bounties and to help you learn how to get started.
Learn how to test for security vulnerabilities on web applications with our various real-life web applications and begin to gain the confidence needed to apply your newly found knowledge on bug bounty programs. Browse and digest security researcher tutorials, guides, writeups and find information related to public bug bounty programs.

Made with love by @zseano


Learning about web application vulnerabilities


New or experienced, learn about various vulnerability types on custom made web application challenges based on real bug bounty findings! Learn about new techniques and bypasses whilst embracing the mindset of a hacker.


You have knowledge on what type of vulnerability you should be looking for but are you able to find it? There are no flags to find and instead you're learning about the various mistakes developers make when developing and how vulnerabilities arise from this.

The stage is yours, take it and have some fun!

Browse free challenges

For newcomers

Can you find any XSS? No HTML tags allowed!

XSS Browse challenge

For newcomers

Only relative redirects are allowed!

Open Redirect Browse challenge

For newcomers

Change the class of our image and pick your favourite!

XSS Browse challenge

🔥 Level up

Can you steal the SSO token?

Open Redirect Browse challenge

Extended learning

ZSeano's Playground


FastFoodHackings is a demo web application designed to test your approach to discovering vulnerabilities. You've learnt about various vulnerability types from our other challenges, but now can you go and find them without knowing where they are and using your newly acquired hacker mindset?


With over 25 unique findings to discover but no knowledge on what to find, it's up to you to learn the hacker mindset and discover all of the vulnerabilities! Learn how the web application works and explore the various features available and begin your hunt!

Please note there is no triage available for this demo.

Visit playground

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