Infosec Institute

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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1,491,101 coordinated disclosures
1,172,090 fixed vulnerabilities
1,769 bug bounty programs, 3,499 websites
35,514 researchers, 1,571 honor badges

k0tTop-50 VIP Open Redirect Reporter Top Security Researcher of the Month | Security Researcher Profile


Security researcher k0t has already helped fix 4385 vulnerabilities.



Researcher reputation:  2410

About me:
Penetration tester & webdev.

Contact email:
[email protected]

Experience in Application Security
over 5 years

Award / Bug Bounty I prefer:
Bug Bounty Payment, Gift Card, T-Shirts.

Recommendations and Acknowledgements

@MrMoney84315336     26 July, 2022
    Twitter MrMoney84315336 Jens Weck from Mr-Money Software GmbH:
Thank you to @k0t for reporting and providing prompt and courteous details on our website, leading to a quick and pain free resolution. Keep up the good work.
@bjdean     17 November, 2021
    Twitter bjdean bjdean from HomeCo:
Very helpful and responsive to questions. Thanks for the report.
@unruly_infra     8 November, 2021
    Twitter unruly_infra Yannick from Unruly:
Many thanks for discovering this issue, this is appreciated!
@HkuLibtss     31 October, 2021
    Twitter HkuLibtss wind from wind:
Thank you for reporting the vulnerability! We appreciate your help.
@VitaliyKolosWDL     6 September, 2021
    Twitter VitaliyKolosWDL Vitaliy from WDL:
K0t found vulnerabilities on our website and we were able to fix them quickly. Thanks for your help!
@jcrms     26 August, 2021
    Twitter jcrms Jean Cremers from planetdance:
Many thanks to k0t for identifying multiple vulnarabilities on my site.
@LOVD     8 July, 2021
    Twitter LOVD Ivo Fokkema from LOVD:
K0t has successfully identified a new XSS vulnerability on our website and reported it so we could fix it.
@darione90     14 June, 2021
    Twitter darione90 Dario from Società Astronomica G.V. Schiaparelli:
Many thanks for finding and reporting an XSS vulnerability on our website!
@infoclimat     11 June, 2021
    Twitter infoclimat Frederic A from Infoclimat:
I can confirm k0t has found an XSS vulnerability on our website, that was fixed quickly after. Thanks for the finding.
@williamdam_dk     20 May, 2021
    Twitter williamdam_dk Kasper from William Dams Boghandel:
I would like to give a HUGE thank you to k0t for letting me know about a XXS vulnerability in our shop.

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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:6410
Total reports on VIP sites:1096
Total patched vulnerabilities:4385
Recommendations received:130
Active since:05.05.2016
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 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 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

Reported Vulnerabilities

All Submissions VIP Submissions




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  Latest Patched

 28.05.2023 dpie.nsw.gov.au
 28.05.2023 snigurivka.mk.gov.ua
 28.05.2023 mail.cmarame.ma.gov.br
 28.05.2023 screen.nsw.gov.au
 28.05.2023 wlf.louisiana.gov

  Latest Blog Posts

16.01.2023 by itsvarmakollu
XSS vulnerabilities discovered in ServiceNow - CVE-2022-38463
16.01.2023 by itsvarmakollu
Turning cookie-based XSS into account takeover
08.07.2022 by 4websecurity
CVE 2022-29455 is still affecting millions of Wordpress sites
08.07.2022 by kh4sh3i_
Zabbix - SAML SSO Authentication Bypass
08.07.2022 by FR13ND0x7F
The Time Machine — Weaponizing WaybackUrls for Recon, BugBounties , OSINT, Sensitive Endpoints and what not

  Recent Recommendations

@DelganGeor63536     26 May, 2023
    Twitter DelganGeor63536:
navreet1425 was professional in his vulnerability disclosure.I really appreciates his work.
@Harpree66584431     26 May, 2023
    Twitter Harpree66584431:
Thank you for finding vulnerability in our website
@MinasPergantis     23 May, 2023
    Twitter MinasPergantis:
Thank you for your help in ensuring the security of our domain and its visitors! Your contributions are invaluable.
@franky1302     17 May, 2023
    Twitter franky1302:
Thanks Khan Janny for letting us know and fix the issue.
@BenjaminSponsor     11 May, 2023
    Twitter BenjaminSponsor:
Thanks for making me aware Alex!