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I'm a Penetration Tester

I help teams find and fix exploitable weaknesses across web apps, APIs, cloud and networks. My work blends manual testing with OWASP, MITRE ATT&CK, CVSS reports and remediation validation.

Trusted by CodeZain Ltd and Ditech Limited for comprehensive penetration testing.

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5 Years in Offensive Security
7 Years of Critical Issues Remediated

Your Offensive Security Partner

Validate attack paths, map findings to OWASP and MITRE, then turn evidence into fixes through Reconnaissance, Validation, Reporting and Retesting.

  • Reconnaissance

    OSINT, asset discovery and service mapping to define your attack surface.

  • Validation

    Safe manual validation to prove impact without damaging production systems.

  • Reporting

    CVSS reports, remediation guidance and retesting to confirm fixes.

  • Offense shaped by defense
Years of Experience
7+
Projects Secured
400+

What clients say about the work

Short feedback from security, infrastructure and business teams I have supported. Scroll to explore.

“Highly skilled and professional”

Working with Rokibul was a game-changer. His cybersecurity solutions gave us peace of mind knowing our sensitive data is perfectly protected round the clock.

John Handler

John Handler

Airhostage

“I highly recommend him”

Rokibul's comprehensive cybersecurity services have been instrumental in elevating our defenses to a whole new level. His expertise in mitigating cyber threats is invaluable.

Sung-min Lee

Sung-min Lee

Founder of North Agency

“I’m so lucky I found Roki!”

Rokibul's team demonstrated an exceptional understanding of our needs. They went above and beyond to implement robust measures, ensuring our data is well-protected.

Amelia Wilson

Amelia Wilson

CEO of Wakatech

“I’m really impressed with the quality of his work”

We entrusted Rokibul with our cybersecurity, and he delivered with flying colors. His proactive approach to threat detection provided us peace of mind.

Harry Clark

Harry Clark

Developer at Bad Inc.

“Seriously awesome!”

Rokibul's solutions have significantly improved our security posture. His tailored approach and attention to detail ensured our data remains protected against evolving threats.

Sakura Yamamoto

Sakura Yamamoto

CEO of Eastern Digital

“Highly skilled and professional”

Rokibul's expertise has been pivotal in safeguarding our digital assets. His comprehensive approach to threat management has made a massive difference to our security.

Jackson Williams

Jackson Williams

Designer at Mailgorilla

“I highly recommend him”

Partnering with Rokibul was one of the best decisions we made. His in-depth knowledge and strategic approach helped us implement robust security measures rapidly.

Akira Tanaka

Akira Tanaka

Founder of North Agency

“I’m so lucky I found Rokibul!”

His solutions have been instrumental in fortifying our company's defenses. His proactive stance in implementing cutting-edge measures has instilled massive confidence in our team.

Sung-min Lee

Sung-min Lee

CEO of Wakatech

“I’m really impressed with the quality of his work”

His thorough assessments and tailored security strategies effectively mitigated risks and protected our online assets. We're very grateful for his commitment and deep expertise.

Isabella Walker

Isabella Walker

Developer at Bad Inc.

“Seriously awesome!”

His proactive approach to threat mitigation has helped us stay ahead of attacks. His dedication to our digital safety is truly commendable and highly recommended.

Thomas Edwards

Thomas Edwards

Founder, Chan's Creations

“I had an incredible experience with their service”

The attention to detail and dedication were remarkable. This has been a transformative experience, and I highly recommend their expertise.

Brittany G. Hereford

Brittany G. Hereford

CEO at Transcend Corp.

“The professionalism and care were outstanding”

Every interaction was seamless, and the results were beyond my expectations. A true five-star service!

Glafira Nazarova

Glafira Nazarova

Marketing Specialist at Elevate Brands

“Exceeded all my expectations”

The insights and clarity they provided were invaluable. I’m thrilled with the outcome and will definitely return.

Ghunwah Iffah Asker

Ghunwah Iffah Asker

Freelance Consultant

“A stellar experience from start to finish”

Their expertise and dedication made all the difference. I’ve never felt more confident in the results.

Buhjah Najeeba Issa

Buhjah Najeeba Issa

Tech Lead at Innovation Labs

“This was truly life-changing”

Their tailored approach and deep understanding set them apart. I’m beyond grateful for their exceptional work.

Yasmin Bergman

Yasmin Bergman

Project Manager at Synergy Systems

“If you want excellence, this is it”

The quality and impact of their work are unmatched. I highly recommend them for anyone looking for reliable solutions.

Paige Jones

Paige Jones

Operations Manager at Future Horizons

“I’m incredibly impressed by their expertise”

They went above and beyond to ensure the best outcomes. Their commitment is truly inspiring.

Augustina Uros

Augustina Uros

Business Analyst at Apex Solutions

“Professional, insightful, and exceptional”

Their work gave me the clarity and direction I needed. I’m so glad I chose them for this project.

Rick S. Neiman

Rick S. Neiman

Researcher at Quantum Research Institute

“An absolute game-changer”

Their solutions have made a significant difference in our processes. A true expert in the field!

Olivia Cunningham

Olivia Cunningham

Director at Visionary Ventures

“Highly recommended for anyone seeking quality”

The depth of their knowledge and approach exceeded all my expectations. I couldn’t be happier with the results.

Hua Tang

Hua Tang

Entrepreneur

Technologies & Ecosystems I Work With

Research & Solutions

Specialized methodologies to overcome complex security challenges.

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Red and Blue Team Notes

Practical notes on pentesting, cloud security, SOC work and incident response.

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