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sahadatx

Sahadat Hossain

@sahadatx

Cybersecurity Expert in Web, Mobile and API Penetration Testing

Bangladesh
English, Bengali
About me
I am a Cybersecurity Expert and Professional Penetration Tester specializing in Vulnerability Assessment and Penetration Testing (VAPT). I offer Web Application Penetration Testing, Mobile App Security Testing (Android & iOS), API Security Testing, Network Security Assessment, OWASP Top 10 Testing, Secure Source Code Review, and Bug Bounty Research. I use manual and automated security testing to identify vulnerabilities and provide detailed VAPT reports with Proof of Concept (PoC), CVSS risk ratings, and actionable remediation guidance to protect your digital assets.... Read more

Skills

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sahadatx
Sahadat Hossain
Offline • 
Average response time: 1 hour

See my services

Software Testing
I will provide web application penetration testing and vulnerability assessment
From$25 / projectMore details
Software Testing
I will assess API security for web, android, and ios applications
From$25 / projectMore details

Portfolio

Work experience

Byte_Capsule

Junior Penetration Tester Intern

Byte Capsule • Part-time

Jul 2025 - Oct 2025 • 3 mos

Gained practical exposure to web application security testing, reconnaissance, and vulnerability assessment. Worked with security tools such as Burp Suite and Nmap to understand common web vulnerabilities and testing methodologies. Developed cybersecurity projects involving vulnerability scanning, reconnaissance automation, network traffic analysis, and secure coding review. Focused on responsible testing, security analysis, and documenting findings.