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438,343 fixed vulnerabilities
1147 bug bounties with 2,199 websites
20,705 researchers, 1257 honor badges

blub_txt | Security Researcher Profile


Security researcher blub_txt has already helped fix 82 vulnerabilities.



Researcher reputation:  0

Real name:
Johannes Schröter

About me:
infosec guy / developer / entrepreneur / father

How to contact me:
http//devwerks.net

[email protected]

Award / Bug Bounty I prefer:
Hall of fame, Bug Bounty Payment, PayPal

Follow me on:
Twitter
Facebook
LinkedIn

Recommendations and Acknowledgements

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:133
Total reports on VIP sites:25
Total patched vulnerabilities:82
Total vulnerabilities on Hold (Open Bug Bounty):2
Active since:16.03.2016

Open Bug Bounty Certificate


Researcher Certificate



No posts in blog yet


Reported Vulnerabilities

All Submissions VIP Submissions

  Latest Patched

 24.01.2021 runkeeper.com
 24.01.2021 marketingprofs.com
 24.01.2021 wallpapercave.com
 24.01.2021 tomsguide.com
 23.01.2021 boohoo.com
 22.01.2021 garmin.com
 22.01.2021 ecu.edu.au
 21.01.2021 liveauction.am
 21.01.2021 esto.nasa.gov
 21.01.2021 french-bookys.org

  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

@kajichenkoh     24 January, 2021
    Twitter kajichenkoh:
Thank you for pointing out the vulnerability on our website! Very responsive. Appreciate it!
@TCastellani3     23 January, 2021
    Twitter TCastellani3:
Ótimo como profissional e como pessoa, se precisam de ajuda é com ele que devem falar, extremamente competente!
@KodiMaster1     23 January, 2021
    Twitter KodiMaster1:
Good and professional report. I was a pleasure working with him!
@igucci     23 January, 2021
    Twitter igucci:
Thank you for the notification and quick & polite response.
Keep up the great work!
@randomthing4ev1     22 January, 2021
    Twitter randomthing4ev1:
Thank you for pointing out the vulnerability on our website! Very responsive.