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Anthony C.AC

Anthony C.

Senior Pentester infrastructure & web | OSCP

€700/day
Antibes, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Anthony

I support startups, SMEs, and large groups in identifying and correcting vulnerabilities before they are exploited.

With over 8 years of experience in offensive cybersecurity and network administration, I have developed a dual expertise:

- Offensive Security / Pentest: penetration tests (internal, Active Directory, external, cloud, and web), red team, and purple team.
- Network & Cloud Security: configuration audits (firewalls, routers, networks), securing hybrid environments (Azure, AWS, GCP, Kubernetes).


🔑 My services
- Infrastructure, Active Directory, and application pentests: identification of critical flaws (privilege escalation, lateral movement, misconfigurations) and concrete recommendations.
- Cloud security audits (Azure, AWS, GCP, Kubernetes): detection of misconfigurations and hardening.
- Red Team & Purple Team: simulation of real attacks and improvement of detection/response.
- Vulnerability Management: management, prioritization, and support for remediation.
- Network and firewall audits: reduction of the attack surface and improvement of resilience.

✅ Why work together?
- Proven expertise: Senior Offensive Security Engineer with missions carried out in complex environments (finance, telecommunications, travel, e-commerce, industry sectors…).
- Pragmatic approach: my deliverables are not just technical reports, but actionable plans for your teams.
- Trust and confidentiality: your data and challenges are handled with the highest level of professionalism.
- Adaptability: each mission is customized according to your needs, constraints, and cybersecurity maturity level.

💬 Contact
Whether you are looking to secure a web application, perform a complete penetration test of your internal network, secure your cloud infrastructure, or expose it on the internet, I will help you step by step to strengthen your security.


  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Antibes (up to 50km), Nice (up to 75km), Saint-Raphaël (up to 100km), Toulon (up to 10km)

Experience

  • Freelance
    Senior Offensive Security Engineer
    CONSULTING AND AUDITS
    January 2021 - Today (5 years and 5 months)
    Nice, France
    - Internal penetration tests for various French-speaking clients
    - External penetration tests for various French-speaking clients
    - Certified OffSec trainer: training groups of students for the OSCP certification exam
    - Vulnerability research on various products and applications:
    CVE-2025-49630: Apache - Denial of Service
    CVE-2025-XXXX: BMC Control-M - Remote Code Execution
    CVE-2025-XXXX: BMC Control-M - Multiple vulnerabilities
    Internal Pentest Vulnerability Management Training Cybersecurity PenTest
  • Top Travel Companny
    Senior Offensive Security Engineer
    TRAVEL AND TOURISM
    May 2022 - Today (4 years and 1 month)
    Nice, France
    - Performing penetration tests on complex environments (Active Directory, Linux, Kubernetes, Azure, AWS, GCP).

    - Red Team exercises to simulate real attacks and assess the company's resilience.

    - Purple Team exercises to identify detection gaps and improve detection and incident response.

    - Vulnerability research on third-party products and applications to anticipate potential threats.
    Red Team Purple Team Cybersecurity PenTest Internal Pentest
  • SONEMA
    Security Administrator
    TELECOMMUNICATIONS
    February 2021 - May 2022 (1 year and 3 months)
    Fréjus, France
    - Creation and management of the penetration testing department (organization and management of security audits).

    - Performing internal, external, and web pentests to identify and fix critical vulnerabilities.

    - Configuration audits and hardening of firewalls, routers, and network infrastructures.

    - Vulnerability management and support for IT teams in remediation.

    - Automation of security tasks to improve efficiency and reduce human error.
    Audit Vulnerability Management PenTest Internal Pentest Web Pentest

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Certifications

  • Offshore Prolab
    HackTheBox
    2022
  • Dante Prolab
    HackTheBox
    2021

Skill set (15)

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