Coordinated and Responsible Vulnerability Disclosure Free Bug Bounty Program 419,793 coordinated disclosures
228,317 fixed vulnerabilities
566 bug bounties with 1106 websites
11,354 researchers, 932 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 16972 vulnerabilities.



Researcher reputation:  470

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

    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.
    5 April, 2018
     MSDistUK Dave from MSDistUK:
Thank you for notifying us of the vulnerability on our site, we were quickly able to put in place a fix based on the information that was provided. Thank you Andre.

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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:918
Total patched vulnerabilities:16972
Total vulnerabilities on Hold (Open Bug Bounty):7054
Recommendations received:36
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 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 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
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting
28.07.2019
On Hold
Cross Site Scripting

  Latest Patched

 20.08.2019 milb.com
 20.08.2019 jobbkk.com
 20.08.2019 wine-searcher.com
 20.08.2019 beforward.jp
 20.08.2019 dartmouth.edu
 20.08.2019 shejipi.com
 20.08.2019 mlb.com
 20.08.2019 factmonster.com
 20.08.2019 poki.com
 20.08.2019 poki.it

  Latest Blog Posts

19.08.2019 by ismailtsdln
IBM - Cross site Scripting [XSS]
15.08.2019 by thevivekkryadav
HOW I WAS BYPASSED CLOUDFLARE WAF
13.08.2019 by Renzi25031469
XSSCon - XSS Tool @Kitploit
13.08.2019 by Cur1S3
I Found a multiple xss on https://clickmeeting.com
13.08.2019 by ZIKADS
xss at anghami.com

  Recent Recommendations

    20 August, 2019
     runlevelone:
Thank you for the reported vulnerability! I thought I had those XSS pitfalls covered, but aparently not.
    20 August, 2019
     fukubacchi:
Thanks for reporting the issue and the vulnerability details!!!
    19 August, 2019
     maxiorel:
Thanks for reporting the problem and the vulnerability details.
    18 August, 2019
     darshilsabhaya:
thanks sir
    15 August, 2019
     randomthing4ev1:
Thank you for finding XSS on one of our websites.