Rahad Chowdhury
Cybersecurity Professional · Security Researcher · Penetration Tester
Securing digital systems through offensive security, vulnerability research, and responsible disclosure.
I’m Rahad Chowdhury, a cybersecurity professional and security researcher from Bangladesh with extensive experience in penetration testing, vulnerability assessment, web application security, and vulnerability research.
About Me
Name: Rahad Chowdhury
Profession: Cybersecurity Professional / Security Researcher
Location: Bangladesh
Experience: 16+ years in cybersecurity
Areas of expertise:
Penetration Testing · Vulnerability Assessment · Web Application Security · Vulnerability Research · Security Testing · Responsible Disclosure
Areas of Expertise
Penetration Testing
Identify and validate security weaknesses across applications and systems.
Web Application Security
Assess web applications for vulnerabilities and security flaws.
Vulnerability Assessment
Discover, analyze, prioritize, and document security vulnerabilities.
Vulnerability Research
Research security vulnerabilities and develop responsible disclosure reports.
Security Research
Investigate emerging vulnerabilities, attack surfaces, and application security issues.
Responsible Disclosure
Work with organizations to responsibly report and help remediate security vulnerabilities.
Security Research
Selected vulnerability research and responsible disclosures. Use filters to browse. (Filtering UI is non-interactive placeholder.)
Example Research Entry: Blind SQL Injection in CSZ CMS
CVE: CVE-2021-43701
Affected: CSZ CMS 1.2.9
Type: SQL Injection (Blind, Authenticated)
Publication date: [Add/Edit Date]
Research involving an authenticated blind SQL injection vulnerability in CSZ CMS version 1.2.9.
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Vulnerability Discoveries
Verified CVEs and responsibly disclosed vulnerabilities. Add entries as they are verified. (No fabricated data.)
CVE-2021-43701
Product: CSZ CMS 1.2.9
Vulnerability type: Blind SQL Injection (Authenticated)
Severity: [Add/Edit]
Disclosure date: [Add/Edit]
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Publications & Write-ups
External research posts and advisories. Add or edit entries with verified details.
Multiple Blind SQL Injection (Authenticated) in CSZ CMS Version 1.2.9
Platform: Medium
CVE: CVE-2021-43701
Date: [Add/Edit Date]
Tags: SQL Injection, Web Security, CMS
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Professional Experience
Edit this timeline to reflect verified roles and responsibilities.
Cybersecurity Professional
Experience: 16+ years
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Role: [Add/Edit Role]
Description: [Add professional experience here]
Recognition & Responsible Disclosure
Verified acknowledgements, hall-of-fame entries, and public disclosures. Add entries with links for verification.
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Security is not only about finding vulnerabilities. It is about understanding how systems fail, communicating risk responsibly, and helping organizations build stronger defenses.
Blog
Vulnerability research, tutorials, technical write-ups, and responsible disclosure stories.
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