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Open Bug Bounty mentioned in the
Top 6 Bug Bounty programs of
2022 by the InfoSec Institute

The Hacker News

Open Bug Bounty named among the
Top 5 Bug Bounty programs of 2021
by The Hacker News

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1,600,553 coordinated disclosures
1,250,083 fixed vulnerabilities
1,861 bug bounty programs, 3,729 websites
40,035 researchers, 1,612 honor badges

calv1nTop-50 XSS Researcher Top Security ResearcherTop-50 VIP Open Redirect Reporter Top Security Researcher of the Month Top VIP Security Researcher of the Month | Security Researcher Profile


Security researcher calv1n has already helped fix 22043 vulnerabilities.



Researcher reputation:  510

Real name:
André Calvinho

About me:
A security professional

Contact email:
[email protected]

Experience in Application Security
over 5 years

Award / Bug Bounty I prefer:
Donations
Paypal: paypal.me/ACalvinho
Bitcoin: 13WaUodj7xtPL3UkpUUDU9YQy6GYW8ki65

Vouchers (eg. Amazon)
Software Licenses (eg. Keys)
Other types of digital work
Recommendations

Recommendations and Acknowledgements

@NewLineHorizon1     3 August, 2019
    Twitter NewLineHorizon1 Melisa from NewLineHorizon:
Dear,

Thanks for participating in responsible disclosure program.
The reports you submitted were extremely helpful to our team and provided us the details we needed to resolve the issues that you identified.
We are deeply committed to provide a safe and secure experience to our users and are therefore grateful for your efforts to help us improve our services.

Best Regards!
@masayuki_oguni     24 July, 2019
    Twitter masayuki_oguni masayuki_oguni from manba:
Andre discovered the XSS vulnerability on our site and contacted us.
Thank you for your quick and polite response to my email.
Thank you!
@masayuki_oguni     24 July, 2019
    Twitter masayuki_oguni masayuki_oguni from manba:
Andre discovered the XSS vulnerability on our site and let us know.
It was very helpful that you answered my questions quickly and politely.
Thank you.
@pharmokan     29 April, 2019
    Twitter pharmokan pharmokan from private:
Thank you Andre for reporting XSS on our site. All is fixed. Cheers.
@owenborseth     4 December, 2018
    Twitter owenborseth Owen from Porkbun LLC:
André found an XSS vulnerability on our site and let us know. He was great to work with and a friendly guy all around. Thanks!
@corebox     15 November, 2018
    Twitter corebox Jon from Corebox:
Andre found a vulnerability on one of our websites and responsibly reported it. Many thanks for letting us know.
@NoelDeMartin     12 September, 2018
    Twitter NoelDeMartin Noel De Martin from MusicList:
André found a security problem we didn't think we could have. Thanks for helping keep the Internet secure!
@n8manAfter     20 August, 2018
    Twitter n8manAfter Nathan from A Gift Inside:
Thanks for finding our XSS vulnerability and notifying us.
@RikDhuyvetters     11 May, 2018
    Twitter RikDhuyvetters Rik from The Reference:
André found an issue with the site we had also discovered. He handled this very correct.
Thank you, André.
@ortic     6 April, 2018
    Twitter ortic Remo from mesch:
Thanks to André for taking his time to find a security problem on a site of ours. The site is about to be shut down which he couldn't know, but he handled everything nice and smooth.

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Honor Badges


Number of Secured Websites

10+ Secured Websites Badge
50+ Secured Websites Badge
500+ Secured Websites Badge
Web Security Veteran Badge
10+ Websites
50+ Websites
500+ Websites
WEB SECURITY VETERAN
1000+ Websites

Advanced Security Research

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

Outstanding Achievements

Secured OBB Badge
OBB Advocate Badge
Improved OBB Badge
Secured OBB
OBB Advocate
Improved OBB

Commitment to Remediate and Patch

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

Recommendations and Recognition

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

Distinguished Blog Author

Distinguished Blog Author Badge
Distinguished Blog Author Badge
Distinguished Blog Author Badge
1 Post
3 Posts
5+ Posts

Research Statistics



Total reports:58772
Total reports on VIP sites:962
Total patched vulnerabilities:22043
Recommendations received:37
Active since:30.09.2017
Top Security Researcher Awards:Gold Star The Top Security Researcher Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month
Top VIP Security Researcher Awards: Top VIP Security Researcher of the Month Top VIP Security Researcher of the Month Top VIP Security Researcher of the Month Top VIP Security Researcher of the Month Top VIP Security Researcher of the Week Top VIP Security Researcher of the Week Top VIP Security Researcher of the Week Top VIP Security Researcher of the Week Top VIP Security Researcher of the Week Top VIP Security Researcher of the Week Top VIP Security Researcher of the Week Top VIP Security Researcher of the Week Top VIP Security Researcher of the Week Top VIP Security Researcher of the Week Top VIP Security Researcher of the Week Top VIP Security Researcher of the Week Top VIP Security Researcher of the Week

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  Recent Recommendations

    22 September, 2023
    UPVSecTeam:
Thank you for pointing out the vulnerability. Your report was very helpful!
    6 September, 2023
    AneilR:
Much appreciated the notice from Dipu1a about our website. He provided clear guidelines to resolve and I'm looking forward to working with him in the future.
    5 September, 2023
    dusalnet:
Thank you very much for reporting the vulnerability. Good luck with your everything!!!
    4 September, 2023
    GtBib:
Your report was very helpful! Thank you very much !
    25 August, 2023
    Minas:
Thank you for your help in ensuring the security of our domain and its visitors! Your contributions are invaluable.