Keep Hacking at HackerOne: Learn About the Next 5 Bugs That Really Work

Keep Hacking at HackerOne: Learn About the Next 5 Bugs That Really Work

🎙 TechBlazes 👥 13K 📅 December 22, 2025 ⏱ 75 min 👁 381 📄 tutorial 🧭 2026-08-16
Available in: English (current) Français

Keywords

BOLABroken AuthenticationMass AssignmentBrute ForceAPI Security

Summary

This course is a follow-up to ‘Start Hacking at HackerOne’ and aims to teach five specific bug types that are effective for bug bounty hunting on HackerOne. The instructor, David, introduces the platform and emphasizes a strategic mindset: focus on medium/high impact bugs, find bugs quickly, and target less common vulnerabilities to avoid duplicates. The five bugs covered are: automatic leakage of password reset links via referrer header, access to logged-out user accounts, insecure processing of credit card data, disclosure of authentication cookies over insecure channels, and user enumeration. For each bug, the instructor provides a theoretical explanation and a live demo using a test web application. The course concludes with a summary of mitigations and resources. The video is practical, with step-by-step demonstrations, and is aimed at beginners and intermediate hackers.

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Critical Evaluation

Value of the Information & Strength of the Argument

The value of the information is high for beginners: the instructor shares practical, actionable bug types that are often overlooked, and the demos show exactly how to test for them. The argumentation is based on the instructor’s personal experience as a top HackerOne hacker, which lends credibility, but it is not backed by external data or case studies. The reasoning is clear and logical, explaining why each bug works and its potential impact.

Scientific Rigor, Source Quality, Title Accuracy

The scientific rigor is moderate: the content is technically accurate but lacks citations to authoritative sources like OWASP or academic papers. The sources cited are mostly the instructor’s own platform and social media, which are not primary references. The title accurately reflects the content, and the video is well-structured with clear chapters. No comments were provided for analysis.

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Title / Content Match

The title accurately reflects the content: the video teaches five specific bug types that are effective on HackerOne.

Quality & Reliability

7/10

The content is a practical tutorial by an experienced bug bounty hunter, covering well-known vulnerability classes (BOLA, Broken Authentication, etc.) with live demos. The methodology is sound, but the video lacks citations to authoritative sources and relies on the instructor's personal experience.

Chapters

Cited Sources

  • TechBlazes Official Website — Mentioned as a resource for premium courses and further learning.
  • TechBlazes Medium Blog — Linked as a platform for additional articles and tutorials.
  • TechBlazes LinkedIn Profile — Provided as a professional network contact.
  • TechBlazes Reddit Profile — Linked for community engagement.
  • TechBlazes Pinterest Profile — Linked for visual content and updates.
  • Buy Me a Coffee - TechBlazes — Mentioned as a support option for the creator.

Concurring Sources

  • OWASP API Security Top 10 — The vulnerabilities discussed (BOLA, BFLA, Mass Assignment) align with OWASP's API Security Top 10 list.

Contribution & Novelties

The course provides a practical, hands-on approach to five specific bug types that are often not covered in typical bug bounty tutorials. It emphasizes a strategic mindset for beginners, focusing on high-impact, less-common bugs to increase the chance of valid submissions. The live demos are valuable for visual learners.

Pour aller plus loin :

  • OWASP API Security Top 10 — Official reference for API vulnerabilities like BOLA and BFLA.
  • Broken Object Level Authorization (BOLA) - OWASP — Detailed explanation of BOLA.
  • Mass Assignment - OWASP — Cheat sheet on mass assignment vulnerabilities.
  • Referer header - MDN Web Docs — Documentation on the Referer header and its security implications.

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Radar Profile

The radar profile shows high scores in information quantity and technical level, reflecting the practical depth of the tutorial. The quality and reliability scores are slightly lower due to the lack of external citations and reliance on personal experience.

Reliability 7/10