Ethical Hacking Bug Bounty Basics
A bug bounty program is an open invitation from a company. The company asks security researchers to find weaknesses in its products and promises a reward for each valid report. Bug bounties give learners a legal way to practice real-world skills on live systems and earn money and recognition.
How a Bug Bounty Works
[Company publishes program + rules]
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v
[Researcher finds a weakness]
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v
[Researcher submits a report]
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v
[Company checks the report]
/ \
v v
[Valid: reward] [Invalid: closed]
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v
[Company fixes the bug]
Popular Platforms
| Platform | Notes |
|---|---|
| HackerOne | Large platform with many public programs |
| Bugcrowd | Wide range of company programs |
| Intigriti | Strong focus on European companies |
| Company websites | Many firms run programs on their own pages |
Understanding the Program Rules
Every program publishes a policy page. Read it fully before touching anything.
Scope
The scope lists which websites, apps, and servers you may test. Anything outside the list stays off limits, even if it belongs to the same company.
Out-of-Scope Items
Programs often exclude actions such as denial-of-service tests, social engineering of staff, and physical attacks.
Rewards
Payment depends on severity. A minor display issue may earn a thank-you or a small prize, and a serious data exposure can earn thousands of dollars.
Safe Harbor
Many policies promise not to take legal action against researchers who follow the rules. Check for this statement before you begin.
Starting as a Beginner
- Learn the basics of web security: login flaws, access control, XSS, and SQL injection.
- Practice on training sites such as PortSwigger Web Security Academy and OWASP Juice Shop.
- Read public reports from other researchers to see how they write.
- Pick a program with a wide scope and a clear policy.
- Test one feature at a time and take notes.
Common Bugs Researchers Find
- Broken access control, where one user can view another user's data.
- Cross-site scripting.
- Exposed files and forgotten test servers.
- Weak password reset flows.
- Information leaks in error messages.
Writing a Strong Report
A clear report wins rewards and respect. Include these parts.
| Part | Content |
|---|---|
| Title | Short and specific |
| Summary | One paragraph on the problem |
| Steps to reproduce | Numbered steps anyone can follow |
| Proof | Screenshots or a short video |
| Impact | What an attacker could do |
| Fix suggestion | A simple recommendation |
Common Beginner Mistakes
- Reporting issues already known or listed as out of scope.
- Submitting scanner output without checking it.
- Testing systems outside the scope.
- Downloading real user data as proof.
- Arguing with the review team.
Duplicate reports are normal. The first valid report earns the reward, and later ones receive none. Staying patient and learning from each result builds a strong record.
Building a Reputation
Platforms rank researchers by the quality and number of valid reports. A strong profile opens doors to private programs with fewer competitors and higher payouts. Many companies hire researchers they meet through bounty reports.
Ethics Reminder
Report privately through the program channel and wait for the fix before sharing details. Protect user data at all times. Follow the written rules exactly.