OpenBugBounty.org > Security Researchers > reinforchu

reinforchu | Security Researcher Profile

Security researcher reinforchu has already helped fix 13 vulnerabilities.

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Reports
Recommendations
Badges
Statistics
Blog

Researcher reputation: 30

Real name:
Tsubasa FUJII

About me:
Web security researcher(Japanese)
Home server rack user

Blog: https://www.hack.vet/
About: https://reinforc.hu/
Contact: https://www.iptables.jp/

Contact email:
[email protected][PGP] F755 EA05 F5E4 1F65 BA48 7CE0 3AFD C323 1532 9299

Alternative Contacts:
[email protected]

Certifications & Diplomas:
Diploma in Information Technology: kcg.edu
IPA, Japan: IP, SG, FE
Microsoft: AZ-900

Experience in Application Security
over 5 years

Award / Bug Bounty I prefer:
A small amount is fine, so please donate.
You may include my name in the acknowledgments.
PayPal: https://paypal.me/283F

Halls of Fame:
CVE-2019-8670, CVE-2021-36215
Bug bounty of Microsoft Azure (March 2020) - App Service important vulnerability
APPLE-SA-2020-11-13(WebKit Security-bug fix)
Bug bounty of Google Chrome VRP

Follow me on:
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Ethics and Rules:
Tsubasa FUJII is required to abide by the ethics and rules of the Open Bug Bounty project. If you reasonably believe that rules are not respected, please report this to us.

Recommendations and Acknowledgements

5 January, 2021

MitsuhashiN Takeo Arai from JST:

Thank you for reporting our website vulnerability.
For your useful informations, we could fix them.

18 January, 2021

kushidat Tatsuya Kushida from RIKEN BRC:

Thank you so much for suggesting the vulnerability. The prompt and detailed response helped solve the issues.

Please login via Twitter to add a recommendation

Honor Badges

Number of Secured Websites


10+ Websites	50+ Websites	500+ Websites	WEB SECURITY VETERAN 1000+ Websites

Advanced Security Research


WAF Bypasser	CSRF Master 30+ Reports	AppSec Logic Master 30+ Reports	Fastest Fix Fix in 24 hours

Outstanding Achievements


Secured OBB	OBB Advocate	Improved OBB

Commitment to Remediate and Patch


Patch Master 55% Patched	Patch Guru 65% Patched	Patch Lord 75% Patched

Recommendations and Recognition


REPUTABLE 10+ Recommends	FAMOUS 25+ Recommends	GLOBALLY TRUSTED 50+ Recommends

Distinguished Blog Author


1 Post	3 Posts	5+ Posts

Research Statistics

Total reports:	24
Total patched vulnerabilities:	13
Recommendations received:	2
Active since:	25.12.2020

Reported Vulnerabilities

All Submissions

No posts in blog yet

Latest Patched

Recent Recommendations

5 September, 2024

nevim:

Reported a valid XSS issue on our web and provided detailed and comprehensible report.

4 September, 2024

jcastle:

Thanks for identifying an XSS vulnerability. We were able to quickly address it because of your work.

3 September, 2024

yassinehunteer:

Thank you for the bug report.

2 September, 2024

pubpharm:

Nitesh found two XSS vulnerabilities and provided detailed information about them. And details on how to fix them. Really appreciated.

29 August, 2024

pascal2808202432:

Thanks for pointing out an XSS in our system .
And thanks for explanations and help when I explained the nature of the site, there was no issue about not paying the bounty.
We appreciate this action.
I recommend this ethical researcher.