Coordinated and Responsible Vulnerability Disclosure Free Bug Bounty Program 455,840 coordinated disclosures
244,109 fixed vulnerabilities
604 bug bounties with 1224 websites
12,299 researchers, 961 honor badges

rj01 | Security Researcher Profile


Security researcher rj01 has already helped fix 1017 vulnerabilities.



Researcher reputation:  160

Real name:
Roy Jansen

About me:
Security Is An Illusion

How to contact me:
E: [email protected]
HackerOne: https://hackerone.com/rj01
Twitter: https://twitter.com/RoyJansen_01
LinkedIn: https://www.linkedin.com/in/royjansen01
Facebook: https://www.facebook.com/RoyJansen01

Alternative Contacts:
Twitter DM: https://twitter.com/RoyJansen_01

Certifications & Diplomas:
Certifications & Diplomas can be found here:- https://www.linkedin.com/in/royjansen01

Experience in Application Security
over 5 years

Award / Bug Bounty I prefer:
Bounty, Swag. Responsible Disclosure, its all about the Acknowledgment/Recognition. Understand that a security researcher/reporter does it all for you and your users 'online security'. We protect!

Halls of Fame:
Halls Of Fame can be found here:- https://www.linkedin.com/in/royjansen01

Follow me on:
Twitter
Facebook
LinkedIn

Recommendations and Acknowledgements

    28 August, 2018
     sinoderf Fred from Neckermann:
Roy has sent us, using the ISO 29147 guidelines, a very clear and actionable vulnerability report which made it easy to reproduce and fix the issue.
This was a good example of an ethical and coordinated responsible disclosure process.
Roy, thanks for the effort you put in to it.
    3 July, 2017
     TVblik TVblik from TVblik:
Roy send us vulnerability report by mail, with an
very clear explanation. So we could fix the vulnerability immediately! Beside that the mailcommunication with Roy is very pleasant. Thank you Roy!
    16 June, 2017
     cloudsplitter Russell Smith from AMA Multimedia:
Roy sent us a report about an XSS vulnerability that affected a large portion of our sites. He was really clear and detailed in his explanation of the problem. It was an easy fix but a very important one that was overlooked by us. Awesome job!
    2 February, 2017
     NIDHKU Emile Bijk from HKU:
Roy helps us to identify vulnerabilities in our online systems. Thanks to his notifications we are able to patch them.
    22 May, 2018
     aartvdwerf Aart from OI:
Thanks for letting us know about the XSS vulnerabilities. We appreciate the quick feedback.
    6 July, 2017
     StephanFreeman Stephan Freeman from Telegraph Media Group:
Roy contacted us about a couple of issues on our sites. He was very helpful and clear about the problems he found and we're grateful for the heads up.
    30 May, 2017
     wobblymusic Jon from Track-Blaster:
Roy found a pair of xss vulnerabilities on our website. Thanks to his concise reports, we were able to fix the issues immediately.
    15 May, 2017
     theodrick Theodric Young from WMBR-FM:
Roy found an XSS bug on our website. With his excellent report, we were able to fix the vulnerability. Thanks Roy!
    5 May, 2017
     NotyJoey1 Joe Oliveiro from VR Sumo:
You are amazing. Thanks for finding all these XSS issues on my site. It's greatly appreciated!
    16 April, 2017
     maartenmedia Maarten from AVEQ:
Thanks Roy for the great report and proof you have sent us!
We have fixen the XSS leak easily due to the great explanation from Roy!

Shows the first 10 recommendations. See all.

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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:1772
Total reports on VIP sites:275
Total patched vulnerabilities:1017
Total vulnerabilities on Hold (Open Bug Bounty):10
Recommendations received:13
Active since:15.11.2016
Top VIP Security Researcher Awards: Top VIP Security Researcher of the Week Top VIP Security Researcher of the Week

Open Bug Bounty Certificate





No posts in blog yet


Reported Vulnerabilities

All Submissions VIP Submissions

Domain Reported Status Type
27.09.2017
unpatched
Cross Site Scripting
23.09.2017
unpatched
Cross Site Scripting
23.09.2017
patched
Cross Site Scripting
23.09.2017
patched
Cross Site Scripting
23.09.2017
unpatched
Cross Site Scripting
23.09.2017
unpatched
Cross Site Scripting
23.09.2017
patched
Cross Site Scripting
23.09.2017
patched
Cross Site Scripting
11.09.2017
patched
Cross Site Scripting
10.09.2017
patched
Cross Site Scripting
10.09.2017
patched
Cross Site Scripting
09.09.2017
unpatched
Cross Site Scripting
09.09.2017
patched
Cross Site Scripting
09.09.2017
patched
Cross Site Scripting
09.09.2017
patched
Cross Site Scripting
09.09.2017
patched
Cross Site Scripting
09.09.2017
patched
Cross Site Scripting
09.09.2017
patched
Cross Site Scripting
09.09.2017
patched
Cross Site Scripting
04.09.2017
patched
Cross Site Scripting

  Latest Patched

 21.10.2019 carbon38.com
 21.10.2019 register.it
 21.10.2019 business-standard.com
 21.10.2019 anidb.net
 20.10.2019 k12.com
 20.10.2019 abbreviations.com
 20.10.2019 coldspicy.com
 20.10.2019 gramha.net
 19.10.2019 zend.com

  Latest Blog Posts

17.10.2019 by geeknik
The "S" in IOT is for Security
16.10.2019 by darknetguy
Best XSS Vectors
01.10.2019 by Renzi25031469
#Security 100%
18.09.2019 by Leon
SSRF | Reading Local Files from DownNotifier server
13.09.2019 by drok3r
Collection of information | Google Hacking and Dorks basic

  Recent Recommendations

    21 October, 2019
     Alansharma19:
Thanks very much for the report!
We were sure that everything was proteced, but apparently we missed some special places where the escaping wasn't sufficient.
It is now fixed.
    21 October, 2019
     maximcae:
Thank you for making us aware of an issue on our site.
We really appreciate it.
    21 October, 2019
     stephonck:
Thank you very much for finding and evaluating a vulnerability on our website. Very professional and detailed communication
    21 October, 2019
     markcevin:
Thank you Faizan_mark for warnings about XSS failures on our websites. We have fixed it.
    21 October, 2019
     Mohdsal86413147:
Thank you for research and reporting XSS vulnerability of my site.