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534,473 coordinated disclosures
334,072 fixed vulnerabilities
786 bug bounties with 1,554 websites
15,974 researchers, 1101 honor badges

calv1n Top Security Researcher 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

How to contact me:
[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

    3 August, 2019
     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!
    24 July, 2019
     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!
    24 July, 2019
     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.
    29 April, 2019
     pharmokan pharmokan from private:
Thank you Andre for reporting XSS on our site. All is fixed. Cheers.
    4 December, 2018
     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!
    15 November, 2018
     corebox Jon from Corebox:
Andre found a vulnerability on one of our websites and responsibly reported it. Many thanks for letting us know.
    12 September, 2018
     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!
    20 August, 2018
     n8manAfter Nathan from A Gift Inside:
Thanks for finding our XSS vulnerability and notifying us.
    11 May, 2018
     RikDhuyvetters Rik from The Reference:
André found an issue with the site we had also discovered. He handled this very correct.
Thank you, André.
    6 April, 2018
     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+ 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:58771
Total reports on VIP sites:962
Total patched vulnerabilities:22043
Recommendations received:37
Active since:30.09.2017
Top Security Researcher Awards: The Top Security Researcher Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month 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

Open Bug Bounty Certificate





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Reported Vulnerabilities

All Submissions VIP Submissions

Domain Reported Status Type
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting
18.07.2019
patched
Cross Site Scripting

  Latest Patched

 31.05.2020 karaoke-version.com
 31.05.2020 takaratomy.co.jp
 31.05.2020 pnp.de
 31.05.2020 douniamp3.co
 31.05.2020 topcoder.com
 31.05.2020 zoom.com.br
 31.05.2020 westca.com
 31.05.2020 its.ac.id
 31.05.2020 men.gov.ma
 31.05.2020 13.cl

  Latest Blog Posts

04.04.2020 by Rando02355205
(Alibaba) message.alibaba.com [IDOR] - [Bug Bounty]
12.03.2020 by Rando02355205
(Paypal) www.paypal.com [CSP High Level] - [XSS Reflected] - [Bug Bounty] - [Write Up]
08.03.2020 by CybeReports
JDECO.net XSS Vulnerability| CybeReports
29.02.2020 by Rando02355205
(Google) groups.google.com - [Stored XSS] - [Bug Bounty] - [WriteUp] - [24/02/2020]
10.02.2020 by 0xrocky
Stored XSS on h2biz.net

  Recent Recommendations

    31 May, 2020
     nidapo5:
Brilliant detection of two devious vulnerabilities, with clear explanations which meant I was able to fix both of them very quickly. Many many thanks
    28 May, 2020
     georgekgk:
Thank you Daniel for helping us to find and fix that security issue!
    28 May, 2020
     PaulKLeasure1:
Thank you ChaitanyaM43! I appreciate you discovering the XXS vulnerability. You responded quickly with the information needed for me to address the issue.
    27 May, 2020
     pastposters:
Thanks for the heads up about the XSS on my site,
And the explanation of what it all means and the implications it could have.
All fixed.
Many Thanks
    26 May, 2020
     viewbug:
Thank you Guarav! Very professional on checking our site for bugs and for providing the details in such a professional manner. We appreciate your help making our platform more secure