Bug Bounty Masterclass Tutorial Patched Info

Bug Bounty Masterclass Tutorial

Introduction

Brief overview: what bug bounty programs are, why they matter, and who this tutorial is for (beginners to intermediate security researchers).

: A critical part of the masterclass approach involves scrutinizing client-side JavaScript for hidden endpoints, API keys, and business logic flaws using tools like LinkFinder Essential Reading for Beginners bug bounty masterclass tutorial

Common Bug Bounty Hunting Challenges

  1. Upload profile pic as user A → see endpoint /user/123/avatar.
  2. Change to user B → try /user/124/avatar. 403 forbidden.
  3. Check graphQL endpoint user(id:124) avatar url → user B's avatar leaks.
  4. Write report: "GraphQL IDOR exposes avatar URLs of any user."

: Mastering tools like Burp Suite to intercept and analyze traffic between the browser and server. Hands-on Challenges Upload profile pic as user A → see

  1. Start with a beginner-friendly target: Choose a target that has a beginner-friendly bug bounty program, such as a small website or a mobile application.
  2. Read the bug bounty program rules: Understand the rules and scope of the bug bounty program you are participating in.
  3. Use automated tools: Use automated tools, such as scanners and crawlers, to identify potential vulnerabilities.
  4. Perform manual testing: Perform manual testing to verify potential vulnerabilities and identify new ones.
  5. Document your findings: Document your findings, including screenshots, payloads, and detailed descriptions of the vulnerabilities.