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733,778 coordinated disclosures
435,682 fixed vulnerabilities
1141 bug bounties with 2,191 websites
20,549 researchers, 1254 honor badges

retr0Top-50 VIP XSS Researcher Top VIP Security ResearcherTop-50 VIP Open Redirect Reporter Top Security Researcher of the Month | Security Researcher Profile


Security researcher retr0 has already helped fix 1904 vulnerabilities.



Researcher reputation:  50

Real name:
Adrien

About me:
Hello, retr0 here. Let me introduce me in some words. I'm a Network technician who likes Computer Security, beer(s), video games and old school 8-bit music. As a hobby, I'm an Independent Security Researcher. I report critical vulnerabilities that need to be fixed as fast as possible. I'm not gonna make any damage on your system. I'm here to make the web safer. You can reward me with Paypal, BTC or Gifts. By the way, Please leave recommendations or acknowledgements it's always welcome'd.

How to contact me:
Twitter: retr0_
Email: [email protected]
Paypal: [email protected]
BTC: 1HfosqgWzhvbKXUpDJh214hKTnU2omhroC

Certifications & Diplomas:
I spend most of my rewards to increase my skills in security! (trainings, books, etc.)

Experience in Application Security
over 5 years

Award / Bug Bounty I prefer:
Send Bug Bounty reward via Paypal: [email protected]
Send Bug Bounty reward via Bank Transfer: Ask infos via Email
Send Bitcoin reward to 1HfosqgWzhvbKXUpDJh214hKTnU2omhroC
Send T-shirts/Goodies

Halls of Fame:
International: Sony / Playstation / xHamster / Amazon / Audible / Manyvids / D-Link / Fluke Networks ...
French: SNCF / Leboncoin / Priceminister / L'Oreal / Peugeot / Renault / Jacquie & Michel ...

Follow me on:
Twitter

Recommendations and Acknowledgements

@sk_joseareal     11 July, 2018
    Twitter sk_joseareal J.A. Real from sokinternet.com:
Fast and accurate assessment. We really appreciate the help from Adrien. Many thanks.
@CertSNCF     2 August, 2017
    Twitter CertSNCF CERT-SNCF from SNCT:
Thank you for the detailed alert :)
@lxHunter     30 January, 2017
    Twitter lxHunter Alexander Jäger from RedTecLab GmbH:
Pedro found an XSS vulnerability on our website. He responded near realtime and was very professional in the way he disclosed the information. Greatly appreciated! Thanks again!

Please login via Twitter to add a recommendation

Honor Badges


Number of Secured Websites

10+ Secured Websites Badge
50+ Secured Websites Badge
500+ Secured Websites Badge
Web Security Veteran Badge
10+ Websites
50+ Websites
500+ Websites
WEB SECURITY VETERAN
1000+ Websites

Advanced Security Research

WAF Bypasser Badge
CSRF Master Badge
AppSec Logic Master Badge
Fastest Fix Badge
WAF Bypasser
CSRF Master
30+ Reports
AppSec Logic Master
30+ Reports
Fastest Fix
Fix in 24 hours

Outstanding Achievements

Secured OBB Badge
OBB Advocate Badge
Improved OBB Badge
Secured OBB
OBB Advocate
Improved OBB

Commitment to Remediate and Patch

Patch Master Badge
Patch Guru Badge
Patch Lord Badge
Patch Master
55% Patched
Patch Guru
65% Patched
Patch Lord
75% Patched

Recommendations and Recognition

REPUTABLE Badge
FAMOUS Badge
GLOBALLY TRUSTED Badge
REPUTABLE
10+ Recommends
FAMOUS
25+ Recommends
GLOBALLY TRUSTED
50+ Recommends

Distinguished Blog Author

Distinguished Blog Author Badge
Distinguished Blog Author Badge
Distinguished Blog Author Badge
1 Post
3 Posts
5+ Posts

Research Statistics



Total reports:2546
Total reports on VIP sites:1218
Total patched vulnerabilities:1904
Recommendations received:3
Active since:08.10.2015
Top VIP Security Researcher Awards: The VIP Top Security Researcher 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 Top VIP Security Researcher of the Week Top VIP Security Researcher of the Week

Open Bug Bounty Certificate


Researcher Certificate



No posts in blog yet


Reported Vulnerabilities

All Submissions VIP Submissions

  Latest Patched

 16.01.2021 kickit.to
 16.01.2021 sante.fr
 16.01.2021 gehaltsvergleich.com
 16.01.2021 qub.ac.uk
 16.01.2021 bostonglobe.com
 16.01.2021 inshallah.com
 16.01.2021 quantcast.com
 15.01.2021 klerk.ru
 14.01.2021 engineering.com
 14.01.2021 qiqu.me

  Latest Blog Posts

25.12.2020 by _Y000_
How to bypass mod_security (WAF)
10.12.2020 by _Y000_
sql injection to bypass Mod_Security
10.12.2020 by _Y000_
Create encoded sql payloads
26.10.2020 by _r00t1ng_
Bypass Addslashes using Multibyte Character
26.10.2020 by _r00t1ng_
One Payload to Inject them all - MultiQuery Injection

  Recent Recommendations

@smiteworks     15 January, 2021
    Twitter smiteworks:
Rajesh was very helpful in providing information and penetration testing on our site. With this information, we were able to harden our infrastructure.
@mhmitu     15 January, 2021
    Twitter mhmitu:
Hi Praveen,
Thanks for the help with the vulnerability. Very fast and friendly contact.
@matrixrewriter     15 January, 2021
    Twitter matrixrewriter:
We had no idea that this vulnerability existed in many PHP-based websites and you kindly reported it to us. Thanks for your help and all the best for your career!
@SilensStudio     14 January, 2021
    Twitter SilensStudio:
Thank you very much for informing us about our access vulnerability! The world needs more good guys like you! A+!
@JoseLev41970568     14 January, 2021
    Twitter JoseLev41970568:
Specialist in web application penetration tester, student and passionate about computer security and ethical hacking.