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554,086 coordinated disclosures
356,096 fixed vulnerabilities
840 bug bounties with 1,622 websites
17,294 researchers, 1153 honor badges

k0t Top Security Researcher of the Month | Security Researcher Profile


Security researcher k0t has already helped fix 2159 vulnerabilities.



Researcher reputation:  1920

About me:
Penetration tester & webdev.

How to contact me:
[email protected]

Experience in Application Security
over 5 years

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

Recommendations and Acknowledgements

    5 August, 2020
     kkb5mobile Shinichi Ueno from Kagoshima Broadcastiong corporation:
Thank you for pointing out the vulnerability.
Thanks to you, I was able to respond safely.
    27 July, 2020
     TandyUKServers James Tandy from TandyUK Servers:
This researcher found and responsibly disclosed several XSS vulnerabilities on our clients site.
Many Thanks for helping make the web a safer place in a responsible way.
    22 July, 2020
     TandyUKServers James Tandy from TandyUK Servers:
Thank you very much for reporting the XSS vulnerability and your quick response.
    14 July, 2020
     tnyaritm Tamas from Mediashop:
Many thanks for your efforts to report the vulnerability and helped us to fix it. I recommend this researcher!
    27 June, 2020
     vmarci21 Marton :
Thank you for reporting the vulnerability!
Your report help us to improve our page security.
We are really appreciated your work.
    22 June, 2020
     PaulKLeasure1 PKLeasure from PKLeasure:
Ser found SQL injection vulnerability issues on one of the sites I work. Ser specified the issue by documenting with excellent clarity and provided the details needed to resolve the issue swiftly. Thank you Ser!
    25 May, 2020
     VICTOR__Europe Frank from VICTOR Europe GmbH:
Thank you for helping us to fix the critical SQL injection.
Friendly contact, thanks for the effort.
    18 May, 2020
     tnyaritm Tamás from Telemarketing International:
Many thanks for your efforts to find and help for fixing the vulnerability on our webshop. I recommend your skills for every website owner!
    18 May, 2020
     AnimeCons Patrick from FanCons:
Found a number of XSS issues we had open. Very helpful info!
    15 May, 2020
     CartRover William from CartRover:
Thank you very much for your detailed report and helping to make our site more secure.

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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:3209
Total reports on VIP sites:771
Total patched vulnerabilities:2159
Total vulnerabilities on Hold (Open Bug Bounty):33
Recommendations received:101
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 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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Reported Vulnerabilities

All Submissions VIP Submissions

Domain Reported Status Type
30.08.2016
patched
Cross Site Scripting
20.08.2016
patched
Cross Site Scripting
20.08.2016
patched
Open Redirect
18.08.2016
patched
Cross Site Scripting
18.08.2016
patched
Cross Site Scripting
16.08.2016
patched
Cross Site Scripting
16.08.2016
patched
Cross Site Scripting
16.08.2016
patched
Cross Site Scripting
16.08.2016
patched
Cross Site Scripting
16.08.2016
patched
Cross Site Scripting
16.08.2016
patched
Cross Site Scripting
16.08.2016
patched
Cross Site Scripting
13.08.2016
unpatched
Cross Site Scripting
13.08.2016
patched
Cross Site Scripting
11.08.2016
patched
Cross Site Scripting
11.08.2016
patched
Cross Site Scripting
11.08.2016
patched
Cross Site Scripting
11.08.2016
patched
Cross Site Scripting
11.08.2016
patched
Cross Site Scripting
11.08.2016
patched
Cross Site Scripting

  Latest Patched

 09.08.2020 encyclo.nl
 08.08.2020 gamasutra.com
 08.08.2020 alwasata.ps
 08.08.2020 autoweek.com
 08.08.2020 thomascook.com
 08.08.2020 royalenfield.com
 08.08.2020 crn.com
 05.08.2020 fau.edu
 05.08.2020 rta.ae
 05.08.2020 thisismoney.co.uk

  Latest Blog Posts

24.06.2020 by Gkexamquiz
How to Find Contacts To Report Bugs & Security Vulnerabilities | Bug Bounty Tutorials 2020
24.06.2020 by 0xcrypto
Improper Access Control - Generic: Unrestricted access to any "connected pack" on docs in coda.io
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

  Recent Recommendations

    6 August, 2020
     Robert_CMI:
Thank you Rajesh for reporting vulnerabilities on our website, your quick and detailed response was very valuable to us!
    6 August, 2020
     StefanCink:
Thanks to @singhnitesh21 we were able to close a vulnerability on our website asap. Thank you!
    5 August, 2020
     kkb5mobile:
Thank you for pointing out the vulnerability.
Thanks to you, I was able to respond safely.
    5 August, 2020
     kkb5mobile:
Thank you for pointing out the vulnerability.
Thanks to you, I was able to respond safely.
    5 August, 2020
     LegeekToufik:
Thank you for reporting the vulnerability on our website, we very much appreciate your quick response and good description of the issue.