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1,202,879 coordinated disclosures
811,946 fixed vulnerabilities
1,571 bug bounty programs, 3,122 websites
27,908 researchers, 1,427 honor badges

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


Security researcher login_denied has already helped fix 8931 vulnerabilities.



Researcher reputation:  1300

Real name:
Andre

About me:
Mathematician from Germany

Contact email:
[email protected]

Experience in Application Security
1-3 years

Award / Bug Bounty I prefer:
Bounty Payment (e.g. PayPal via [email protected]);
Swag (T-shirt, cup, gimmick);
Recognition, thanks, fame;
Feedback would be nice.

Follow me on:
Twitter

Recommendations and Acknowledgements

@contadinoimpazz     2 January, 2021
    Twitter contadinoimpazz Alessandro from Testa:
He has provided us with precious information regarding cross-site scripting vulnerabilities on our site. Thanks
@AnimeCons     18 May, 2020
    Twitter AnimeCons Patrick from FanCons:
Found an XSS issue we had open...and was the first ever report we got via this site. Very helpful info!
@dusalnet     7 September, 2019
    Twitter dusalnet Blogmn.net from Blogmn.net:
Thank you for identifying the XSS issue on my site! You have been very helpful!
@dusalnet     7 September, 2019
    Twitter dusalnet Blogmn.net from Blogmn.net:
Thank you for identifying the XSS issue on my site! You have been very helpful!
@bethe     15 June, 2019
    Twitter bethe Thomas B :
Thank you very much for helping us to find and fix an unknown issue with our website.
@CSIRTCV     9 May, 2019
    Twitter CSIRTCV Team from CSIRT-CV:
Thank you for disclosing the XSS on a site under our constituency and all the info provided, so we were able to replicate the problem and initiate the fix.
@iGopherFr     8 May, 2019
    Twitter iGopherFr Audrey from iGopher:
He found an XSS security flaw on our website that we did not notice despite our security tests. I recommend Andre without hesitation!
@VKimWandel     1 May, 2019
    Twitter VKimWandel Andreas from von VKimWandel:
Vielen Dank für den Hinweis auf die Sicherheitsanfälligkeit auf unserer Website login_denied!
@YanezDeGomorra     5 April, 2019
    Twitter YanezDeGomorra Antonio Ranesi from antonioranesi.it:
Thanks you for your report on my website and and for your kind availability in providing the details immediately.
@myparadisio     3 April, 2019
    Twitter myparadisio Yves from Paradisio:
Thanks for pointing out the vulnerabilty on our website, login_denied!

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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:41407
Total reports on VIP sites:2482
Total patched vulnerabilities:8931
Recommendations received:78
Active since:07.05.2017
Top Security Researcher Awards:Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month
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 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 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 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 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 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 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

Reported Vulnerabilities

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  Latest Patched

 16.05.2022 baclieu.gov.vn
 16.05.2022 essuir.sumdu.edu.ua
 16.05.2022 westerncape.gov.za
 16.05.2022 mobilecentre.am
 16.05.2022 e-store.bluebrand.me
 16.05.2022 jic.edu.sa
 16.05.2022 faculdadefacit.edu.br
 16.05.2022 dochkisinochki.ru
 16.05.2022 uner.edu.ar
 16.05.2022 trangnguyen.edu.vn

  Latest Blog Posts

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Ultimate XSS Polyglot
11.11.2021 by mistry4592
The Most used Chrome Extensions are Used For Penetration Testing.
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How I Found My First Bug Reflected Xss On PIA.GOV.PH(Philippine Information Agency)
26.08.2021 by PyaePhyoThu98
eG Manager v7.1.2: Improper Access Control lead to Remote Code Execution (CVE-2020-8591)
14.07.2021 by Open Bug Bounty
Interview With Open Bug Bounty

  Recent Recommendations

@notedekd     28 April, 2022
    Twitter notedekd:
@singhnitesh21 provides precise and comprehensive vulnerable information. I highly appreciate the support and quick response.
@CERT_rlp     27 April, 2022
    Twitter CERT_rlp:
The team of CERT-rlp would like to thank Antonio for a responsible and coordinated disclosure of vulnerabilities
@DeanHalter     25 April, 2022
    Twitter DeanHalter:
Appreciate the skill and effort Nitesh and others in the open bounty, ethical hacker community bring to the table. He pointed out an XSS vulnerability on our website.
@TiagoGuedesEGo1     22 April, 2022
    Twitter TiagoGuedesEGo1:
Pranjal made us aware of several security vulnerabilities that represented security flaws of several degrees and needed to be rectified.

It was a pleasure working with him and I hope we can work again in the future, Thank you!
@DeanHalter     20 April, 2022
    Twitter DeanHalter:
Thank you for reporting the pair of XSS issues you found on our site. Your expertise and ethical reporting/handling helped us secure our website. Keep up the great and necessary work.