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dedcrowd/README.md

M. Akif SAYIN · @DedCrowd

Bug bounty hunter and security researcher based in Türkiye.
I build custom recon automation to hunt vulnerabilities at scale across thousands of targets simultaneously.


Hall of Fame

NASA — Vulnerability Disclosure Program
Discovered a P2-severity Blind Stored XSS in mission-critical NASA infrastructure.
Awarded a Letter of Appreciation · Inducted into the NASA Security Hall of Fame

View Official Certificate



Responsible Disclosure

30+ high & critical severity vulnerabilities disclosed across private sector organizations.

Organization Findings
Kamyoon SQLi · Stored XSS · IDOR · Improper Access Control · 403 Bypass · AWS S3 Exposure
Ege Yurt Grup SQLi · Stored XSS · IDOR · Improper Access Control · 403 Bypass · AWS S3 Exposure

Focus

Web App Security   XSS · SQLi · SSRF · IDOR · Auth Bypass · SSTI · Business Logic
Recon & OSINT      Subdomain Enum · Asset Discovery · JS Analysis · Cloud Exposure
Automation         Custom pipeline — thousands of targets, parallel distributed scanning
CVE Hunting        Template-driven, fast triage on newly published disclosures

Stack

Python Bash Gonuclei httpx subfinder ffuf dnsx katanaAxiom PostgreSQL Linux


 


akif@hackermail.com

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