Théo Foucher
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Théo Foucher Email & Phone Number

Founder at Hexanion
Location: Greater Rennes Metropolitan Area, France 10 work roles 3 schools
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✓ Verified Jul 2026 3 data sources Profile completeness 86%

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Current company
Role
Founder
Location
Greater Rennes Metropolitan Area, France
Company size

Who is Théo Foucher? Overview

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Quick answer

Théo Foucher is listed as Founder at Hexanion, a with 1 employees, based in Greater Rennes Metropolitan Area, France. AeroLeads shows a matched LinkedIn profile for Théo Foucher.

Théo Foucher previously worked as Senior Threat Intelligence & Hunting Analyst - Nokia Cyber Defense Center at Nokia and Security AI Engineer - Product & Engineering at Nokia. Théo Foucher holds Diplôme D'Ingénieur En Sciences Et Technologies Du Numérique, Computer And Information Systems Security/Information Assurance from Esiea - Ecole D'Ingénieurs En Sciences Et Technologies Du Numérique.

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Email format at Hexanion

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Hexanion

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Profile bio

About Théo Foucher

🔒 Senior cybersecurity professional with experience in private and public sectors, focusing on cyber threat intelligence, threat hunting, malware analysis, digital forensics and incident response.🤖 Interested about AI integration in cybersecurity, I share insights and innovations at llmforcyber.com.🎓 Lecturer in DFIR & malware analysis, having trained over 300+ students with hands-on, practical skills.🛡️ Military reservist focused on advanced cyber threat intelligence and operational security.

Current workplace

Théo Foucher's current company

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Hexanion
Hexanion
Founder
Rennes, FR
Website
Employees
1
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10 roles

Théo Foucher work experience

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Senior Threat Intelligence & Hunting Analyst - Nokia Cyber Defense Center

Current
Dec 2024 - Present

Security Ai Engineer - Product & Engineering

- Designed and implemented generative AI features in Nokia's XDR platform (Cyberdome) for telecom environments- Developed an automated testing framework to evaluate the performance and quality of the AI security assistant- Collaborated with UX team to design intuitive components

Sep 2023 - Nov 2024

Cyber Threat Intelligence Lead - Managed Security Services

France

- Built Nokia's Cyber Threat Intelligence service offering within the managed security services portfolio- Architected the end-to-end CTI service framework including processes, methodologies, and deliverables- Developed a specialized telecom attack pattern library covering threats from 2G to 5G infrastructure- Conducted attack simulations in lab environments to validate detection mechanisms using MITRE FiGHT- Authored technical threat reports focusing on telecom-specific threats and attack methodologies- Led technical workshops and strategic customer engagements for service experimentation

Nov 2021 - Aug 2023

Lecturer

Current

Lannion, Bretagne, France

- Digital Forensics and Incident ResponseInstructed a 16-hour course, equipping students with essential skills to investigate cyber incidents, collect digital evidence, and respond effectively to security breaches. Emphasized real-world scenarios and best practices.

Jan 2024 - Present

Lecturer

Current

Paris Et Périphérie

- Malware AnalysisLead instructor for a comprehensive 16-hour course, providing students with hands-on experience in dissecting and understanding malicious software. Covered topics include reverse engineering, behavior analysis, and detection techniques.- Digital Forensics and Incident ResponseInstructed a 16-hour course, equipping students with essential skills to investigate cyber incidents, collect digital evidence, and respond effectively to security breaches. Emphasized real-world scenarios and best practices.

Feb 2023 - Present

Malware Analyst

France

- Produced numerous malware analysis reports, documenting malware characteristics, capabilities, and potential impact on organizations.- Extracted Tactics, Techniques & Procedures (MITRE ATT&CK) to better understand the techniques used by attackers and help identify patterns.- Developed detection rules using file-based detection tools (YARA), system-based detection tools (SIGMA), and network-based detection tools (SURICATA) to identify and respond to malware threats.- Created a malware corpus to assist in malware analysis and improve detection capabilities (10M+ unique samples).- Developped specific tooling increasing speed of malware analysis, such as malware configuration extractors.- Participated in 6 cyber exercises, including ComCyber DEFNET, NATO Locked Shields, and partnerships with foreign countries, to test incident response and enhance malware analysis skills.

Sep 2018 - Oct 2021

Csirt Analyst

France

- Specialized in Digital Forensics and Malware Analysis.- Detected, investigated, and responded to security incidents.- Conducted forensic analysis and analyzed security alerts for incident identification.- Collaborated with cross-functional teams to resolve security incidents.- Dedicated to ongoing knowledge of evolving threat trends and security best practices.

Sep 2015 - Aug 2018

Java Developer

Québec, Canada

- Developed advanced cybersecurity features, including code similarity analysis using cryptographic hashes for rapid threat detection and classification.- Contributed to malware family recognition by identifying and classifying malware based on unique code signatures.

Mar 2015 - May 2015
3 education records

Théo Foucher education

Dut Informatique, Informatique

Last semester in Quebec (CA) in the CEGEP of Sainte-Foy thanks to a partnership with the I.U.T Lyon 1.

Computer Programming

42
FAQ

Frequently asked questions about Théo Foucher

Quick answers generated from the profile data available on this page.

What company does Théo Foucher work for?

Théo Foucher works for Hexanion.

What is Théo Foucher's role at Hexanion?

Théo Foucher is listed as Founder at Hexanion.

Where is Théo Foucher based?

Théo Foucher is based in Greater Rennes Metropolitan Area, France while working with Hexanion.

What companies has Théo Foucher worked for?

Théo Foucher has worked for Hexanion, Nokia, Commandement De La Cyberdéfense, Enssat - École Nationale Supérieure Des Sciences Appliquées Et De Technologie, and Epita: Ecole D'Ingénieurs En Informatique.

How can I contact Théo Foucher?

You can use AeroLeads to view verified contact signals for Théo Foucher at Hexanion, including work email, phone, and LinkedIn data when available.

What schools did Théo Foucher attend?

Théo Foucher holds Diplôme D'Ingénieur En Sciences Et Technologies Du Numérique, Computer And Information Systems Security/Information Assurance from Esiea - Ecole D'Ingénieurs En Sciences Et Technologies Du Numérique.

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