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Sabbir Hossain
@sksabbirhoss644
Sabbir
Bangladesh
Inglese, Bengali
Chi sono
Hello! I'm Sheikh Sabbir Hossain, a Cybersecurity Professional and Digital Marketing Specialist from Bangladesh, currently pursuing a Diploma in CSE at Dhaka Polytechnic Institute.
I specialize in Web Security, VAPT, OWASP Top 10, API Security, and Vulnerability Research. Bug Bounty Hunter at HackerOne & Intigriti, with CTF experience.
Certified in CRTA, Ostad Cybersecurity & Ethical Hacking, Cisco Ethical Hacker, and Hackviser Cybersecurity Foundations. Former Intern at NETWORKWALKS and Arch Technologies
I value confidentiality, professionalism, and delivering quality results.
Competenze
Sabbir Hossain
offline •
Consulta i miei servizi
Sicurezza
I will perform website security assessment and vulnerability report
Esperienza lavorativa
Cybersecurity Intern
NETWORKWALKS • Part time
Nov 2026 - Present • 0 mos
Worked as a Cybersecurity Intern at Networkwalks IT Solutions & Training, a South Africa-based organization, gaining practical exposure to cybersecurity concepts and security practices. Developed knowledge and practical skills in network security, vulnerability assessment, penetration testing, security operations, incident response, digital forensics, and cybersecurity risk assessment. Focused on understanding security threats, analyzing vulnerabilities, and exploring methodologies for improving organizational security posture.
Cybersecurity Intern
Arch Technologies • Part time
Nov 2026 - Present • 0 mos
Practical cybersecurity training and hands-on security activities. Web Application Security Testing and Vulnerability Assessment. Learning and applying penetration testing methodologies. Working with security tools such as Burp Suite, Nmap, and Kali Linux. Developing practical skills in identifying and analyzing security vulnerabilities.
Cybersecurity Instructor
LEAD Academy • Part time
Oct 2026 - Present • 1 mo
Teaching cybersecurity and ethical hacking fundamentals. Guiding learners through practical cybersecurity concepts. Explaining web application security and vulnerability assessment. Providing hands-on guidance with cybersecurity tools and lab exercises. Supporting students in developing practical security skills.
