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1,703,073 coordinated disclosures
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45,724 researchers, 1,643 honor badges

PauloChoupina | Security Researcher Profile


Security researcher PauloChoupina has already helped fix 79 vulnerabilities.



Researcher reputation:  130

Real name:
Paulo Choupina

About me:
I try to only report high profile websites but I did my fair share of unimportant reports aswell.

check out my website:
https://paulochoupina.pt/

Contact email:
[email protected]

Experience in Application Security
over 5 years

Award / Bug Bounty I prefer:
Just a nice comment on my profile would be great, but if you really wanna make my day offer me something.
Thanks.

Halls of Fame:
Microsoft:
https://portal.msrc.microsoft.com/en-us/security-guidance/researcher-acknowledgments-online-services
November 2019 position 9

https://security.olx.com/security-hall-of-fame.html
2019

Follow me on:
Twitter
Facebook

Ethics and Rules:
Paulo Choupina is required to abide by the ethics and rules of the Open Bug Bounty project. If you reasonably believe that rules are not respected, please report this to us.

Recommendations and Acknowledgements

@pmbfurtado     18 March, 2019
    Twitter pmbfurtado Pedro Furtado from CustoJusto:
Paulo Choupina found and responsibly reported a vulnerability on our site. Thanks, Paulo for your help!
@nomuthetart     20 June, 2019
    Twitter nomuthetart NathanB from ESS@UW:
Paulo alerted us to a XSS vulnerability and when we had difficulty reproducing it walked us through his process which allowed us to patch it.
@anorwood     18 June, 2019
    Twitter anorwood Adam Norwood from The University of Texas School of Law:
Thanks for pointing out an XSS vulnerability in the markup of one of our applications. Good to have it patched up.
@JuniorTidal     18 June, 2019
    Twitter JuniorTidal Junior Tidal from NYCCT Library:
Thank you Paulo for sharing your expertise. It is much appreciated!
@mike_bobbitt     14 June, 2019
    Twitter mike_bobbitt Mike Bobbitt from Army.ca:
Paulo was very helpful in identifying vulnerabilities with our service - thanks!
@gerryswan2     7 June, 2019
    Twitter gerryswan2 Gerry Swan from University of Kentucky:
Thanks Paulo for your thorough feedback. It was an easy fix with your help and examples.
@filiperfreitas     4 June, 2019
    Twitter filiperfreitas Filipe Freitas from JM:
Thank you Paulo for detecting and helping us fix the vulnerabilities. Much appreciated.
@filiperfreitas     4 June, 2019
    Twitter filiperfreitas Rodrigo Freitas from JM:
Thank you for sharing your findings Paulo and the way to correct them!

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:191
Total reports on VIP sites:30
Total patched vulnerabilities:79
Recommendations received:8
Active since:12.03.2019

Open Bug Bounty Certificate


Researcher Certificate

Reported Vulnerabilities

All Submissions VIP Submissions




No posts in blog yet










  Latest Patched

 18.03.2024 agustiniano.edu.ar
 18.03.2024 armfox.am
 18.03.2024 delaur.am
 18.03.2024 money.udn.com
 17.03.2024 vtc.gov.tw
 17.03.2024 angra.rj.gov.br
 17.03.2024 sporthotel.am

  Latest Blog Posts

04.12.2023 by BAx99x
Unmasking the Power of Cross-Site Scripting (XSS): Types, Exploitation, Detection, and Tools
04.12.2023 by a13h1_
$1120: ATO Bug in Twitter’s
04.12.2023 by ClumsyLulz
How I found a Zero Day in W3 Schools
04.12.2023 by 24bkdoor
Hack the Web like a Pirate: Identifying Vulnerabilities with Style
04.12.2023 by 24bkdoor
Navigating the Bounty Seas with Open Bug Bounty

  Recent Recommendations

    16 March, 2024
    TorutheRedFox:
Thanks for the help with the XSS vulnerability. It was a quick fix.
    12 March, 2024
    fsousa:
Pooja found an XSS vulnerability in one of our websites and ethically reported it to us, providing all the information required for us to fix the site.
All the communication was so fast, almost real time!
We thank you very much for the time and knowledge shared with us!
    7 March, 2024
    ramram:
Reported an XSS vulnerability in our website.
    7 March, 2024
    jasongiss:
Thank you for your responsible and helpful disclosure.

We really appreciated that you followed up shortly afterwards and suggested a better implementation of our fix.

I'm very impressed with your approach - thank you!
    27 February, 2024
    GTCoSWeb:
Dipu1a helped notify us of a possible link exposure so we could remedy it quickly to avoid any issues.