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youcefessen

Youcef E

@youcefessen

Secure your business with elite offensive security testing

Argelia
Inglés, Árabe, Francés
Parte de la información aparece en idioma inglés.
Sobre mí
I am a Penetration Tester and Security Engineer specializing in web applications, APIs, mobile apps (Android and iOS), cloud, and network security. I perform manual testing to simulate real attackers and uncover vulnerabilities automated tools miss, including business logic flaws. I have identified and reported vulnerabilities through real-world engagements and security research, helping organizations secure their systems. I also focus on AI and LLM security risks such as prompt injection and data leakage.... Lee más

Habilidades

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youcefessen
Youcef E
desconectado • 
Tiempo medio de respuesta: 1 hora

Revisa mis servicios

Programación y tecnología
I will perform manual penetration testing for web apps and apis
DeUSD 50 / proyectoMás información

Porfolio

Experiencia laboral

Independent Security Researcher

HackerOne • Trabajador autónomo

Jan 2022 - Present • 4 yrs 4 mos

Discovered and responsibly disclosed critical vulnerabilities for Fortune 500 companies including Dell, SentinelOne, Zoho, and Acronis. Specialized in manual exploitation of high-severity flaws (SQLi, XSS, RCE).

Cloud Security Engineer

Cyvex.io • Tiempo completo

Jun 2025 - Dec 2025 • 6 mos

Architected security frameworks for 150+ AWS services and Kubernetes clusters. Engineered automated detection for misconfigurations and implemented compliance checks for SOC 2 and ISO 27001.

Ooredoo

Cybersecurity Consultant

Ooredoo • Tiempo completo

Dec 2023 - Jun 2025 • 1 yr 6 mos

Executed end-to-end penetration testing for enterprise web applications, APIs, and mobile apps (Android/iOS). Performed security assessments following OWASP methodology and delivered detailed risk reports.