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533,911 coordinated disclosures
288,527 fixed vulnerabilities
742 bug bounties with 1,457 websites
15,010 researchers, 1071 honor badges

rj01 | Security Researcher Profile


Security researcher rj01 has already helped fix 1018 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!

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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:1018
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
30.08.2019
unpatched
Cross Site Scripting
27.08.2019
unpatched
Cross Site Scripting
27.08.2019
unpatched
Cross Site Scripting
27.08.2019
patched
Cross Site Scripting
22.08.2019
unpatched
Cross Site Scripting
22.08.2019
unpatched
Cross Site Scripting
22.08.2019
unpatched
Cross Site Scripting
22.08.2019
unpatched
Cross Site Scripting
22.08.2019
unpatched
Cross Site Scripting
19.08.2019
patched
Cross Site Scripting
08.08.2019
unpatched
Cross Site Scripting
10.01.2019
unpatched
Cross Site Scripting
07.01.2019
unpatched
Cross Site Scripting
07.01.2019
unpatched
Cross Site Scripting
07.01.2019
unpatched
Cross Site Scripting
07.01.2019
patched
Cross Site Scripting
07.01.2019
patched
Cross Site Scripting
07.01.2019
patched
Cross Site Scripting
03.12.2018
unpatched
Cross Site Scripting
03.12.2018
unpatched
Cross Site Scripting

  Latest Patched

 07.04.2020 axure.com.cn
 07.04.2020 apu.edu
 07.04.2020 sermoncentral.com
 07.04.2020 dinakaran.com
 07.04.2020 ranker.com
 06.04.2020 ac-grenoble.fr
 06.04.2020 prefeitura.sp.gov.br
 06.04.2020 cmb.fr
 06.04.2020 cdiscount.com

  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

    7 April, 2020
     Rumskkurs:
Thanks Rajesh, for reporting some vulnerabilities of our site! Useful reports and good communication.
    6 April, 2020
     chris05634528:
Jatin understood the importance of moving quickly and with discretion. He waited to until he found the right group to submit the details and provided easy-to-understand details.

As a result we have remediated the problem and have Jatin to thank.
    5 April, 2020
     christophmoar:
Cool and professional contact, quick response, I appreciate your effort.
Thanks!
    3 April, 2020
     KenDennis:
Brian helped to identify an XSS Vuln on a client's wordpress implementation and was quick and helpful to respond to our query. With his notes, we were able to quickly mitigate this issue and we appreciate his help and professionalism.
    2 April, 2020
     EmanuelePisapia:
I have really appreciated this researcher for his great skill and communication. He found a cross site scripting vulnerability on our service and help us fixing it. I recommend Broly157. He's a A++ researcher