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534,509 coordinated disclosures
336,032 fixed vulnerabilities
788 bug bounties with 1,556 websites
16,042 researchers, 1104 honor badges

k0t Top Security Researcher of the Month | Security Researcher Profile


Security researcher k0t has already helped fix 2118 vulnerabilities.



Researcher reputation:  1790

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

    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.
    14 May, 2020
     rundumsbaby rundumsbaby from rundumsbaby:
Thank you very much for reporting the XSS vulnerability and your quick response.
    13 May, 2020
     Maik_U2 Maik from U2tour:
Thank you for finding SQLi and XSS bugs on our site. Great Work!
Thanks for making the web a securer place.
    12 May, 2020
     RuncornLinnets Steve P from Runcorn Linnets FC:
Many thanks for finding and reporting the issue on our website. Really appreciate the responsible approach.
    6 May, 2020
     seedfinder j.a. from seedfinder:
thanks for using your time to make the world a better place - and specially for letting us know about the XSS problem!!! keep on the good work man!
    4 May, 2020
     abyssws Technical support from Aprelium:
Thank you for spotting the XSS and for reporting it to us.

The overall exchange was friendly and very professional.
    30 April, 2020
     MartySoft liquidmaker :
Thank you k0t for finding the vulnerability.
Friendly contact, thanks for the effort.

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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:3151
Total reports on VIP sites:767
Total patched vulnerabilities:2118
Total vulnerabilities on Hold (Open Bug Bounty):66
Recommendations received:95
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
06.11.2019
patched
Improper Access Control 
06.11.2019
patched
Improper Access Control 
05.11.2019
unpatched
Improper Access Control 
05.11.2019
unpatched
Improper Access Control 
05.11.2019
unpatched
Improper Access Control 
01.11.2019
patched
Cross Site Scripting
31.10.2019
patched
Improper Access Control 
29.10.2019
patched
Cross Site Scripting
24.10.2019
patched
Cross Site Scripting
22.10.2019
patched
Cross Site Scripting
22.10.2019
patched
Cross Site Scripting
21.10.2019
patched
Cross Site Scripting
18.10.2019
unpatched
Cross Site Scripting
18.10.2019
patched
Cross Site Scripting
18.10.2019
patched
Cross Site Scripting
18.10.2019
patched
Cross Site Scripting
18.10.2019
patched
Cross Site Scripting
18.10.2019
unpatched
Cross Site Scripting
18.10.2019
unpatched
Cross Site Scripting
18.10.2019
patched
Cross Site Scripting

  Latest Patched

 04.06.2020 psu.kz
 04.06.2020 meishij.net
 04.06.2020 bling.com.br
 04.06.2020 jamesclear.com
 04.06.2020 fliphtml5.com
 04.06.2020 madrid.org
 03.06.2020 pesmaster.com
 03.06.2020 nuigalway.ie
 03.06.2020 hopkinsmedicine.org
 03.06.2020 familydoctor.org

  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

    4 June, 2020
     LKee6r:
Research privately disclosed XSS vulnerability. Thank you for the notification!
    3 June, 2020
     viewbug:
Thank you for helping us make our product safer. We appreciate how you reported the vulnerability and the detailed explanation with what could be done if left unattended. Really helpful :)
    2 June, 2020
     haneynj:
Rajesh noted we had some vulnerabilities on one of our sites. When we reached out, he was helpful and shared his report. Thank you for reporting.
    2 June, 2020
     haraldbro:
Thank you for helping us identify an XSS. The description of the vulnerability was clear and allowed us to make a fix quickly.
    2 June, 2020
     leshaqe:
Thank you for making the web a better place. Professional and helpful contact.