Coordinated and Responsible Vulnerability Disclosure Free Bug Bounty Program 306,749 coordinated disclosures
179,152 fixed vulnerabilities
333 bug bounties with 728 websites
8,410 researchers

rj01 | Security Researcher Profile


Security researcher rj01 has already helped fix 992 vulnerabilities.



Researcher reputation:  150

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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Awards and Achievements


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

Research Statistics



Total reports:1761
Total reports on VIP sites:271
Total patched vulnerabilities:992
Total vulnerabilities on Hold (Open Bug Bounty):11
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



Reported Vulnerabilities

All Submissions VIP Submissions

Domain Reported Status Type
10.01.2019
On Hold
Cross Site Scripting
07.01.2019
On Hold
Cross Site Scripting
07.01.2019
On Hold
Cross Site Scripting
07.01.2019
On Hold
Cross Site Scripting
07.01.2019
On Hold
Cross Site Scripting
07.01.2019
On Hold
Cross Site Scripting
07.01.2019
On Hold
Cross Site Scripting
03.12.2018
On Hold
Cross Site Scripting
03.12.2018
On Hold
Cross Site Scripting
22.10.2018
On Hold
Open Redirect
22.10.2018
patched
Cross Site Scripting
22.10.2018
On Hold
Cross Site Scripting
17.10.2018
patched
Open Redirect
16.10.2018
unpatched
Cross Site Scripting
17.09.2018
unpatched
Cross Site Scripting
10.09.2018
unpatched
Cross Site Scripting
27.08.2018
unpatched
Cross Site Scripting
27.08.2018
patched
Open Redirect
21.08.2018
unpatched
Cross Site Scripting
21.08.2018
unpatched
Cross Site Scripting

  Latest Patched

      fael.edu.br
    Patched on 18.01.2019
      tsheets.com
    Patched on 18.01.2019
      alamy.com
    Patched on 17.01.2019
      tagesschau.de
    Patched on 17.01.2019
      dek-d.com
    Patched on 16.01.2019
      ktown4u.com
    Patched on 16.01.2019
      jhsph.edu
    Patched on 16.01.2019
      biggo.com.tw
    Patched on 16.01.2019
      em-consulte.com
    Patched on 16.01.2019
      showtv.com.tr
    Patched on 16.01.2019

  Recent Recommendations

    18 January, 2019
     laufpix:
Thanks for helping us making our website more secure.
    18 January, 2019
     laufpix:
Thanks for reporting a vunlerability on our website. He provided all the information needed and responded extremely fast. Our website is more secure now.
    17 January, 2019
     sniko_:
Thank you for notifying us of an XSS vulnerability in our project
    16 January, 2019
     Tholt186:
Deep_Tracer is amazing. I Would highly recommend for anyone looking search out vulnerabilities on their site to utilize Deep_Tracer's services. Thank you.
    16 January, 2019
     DeBuecher:
Thanks for reporting a vunlerability on our website