Telecom Village 201, Level 2, West Hall, LVCC, DEF CON

Shina Liu
AI & ML Expert

• Over two decades of telecom industry experience.
• Began career as a software developer for 3G networks.
• CISSP certified since 2007.
• Led product security verification for 4G and 5G networks.
• Currently a senior security analyst.
• Based in Naperville.
• Member of Nokia's Technical Leadership Council Committee.
• Actively involved in ML/AI/GenAI initiatives since 2019.

Niklas Lindroos
5G Network Expert

• Head of PSIRT and Advanced Security Testing lab at Nokia Corporation.
• Leads Nokia's red and blue teams.
• Manages global response to serious vulnerabilities and incidents in telecommunication networks.
• Conducted security simulations and tested essential network functions.
• Over 30 years of experience in network and telecommunications security.

Akib Sayyed
5G Network Expert

• Founder and Director of Matrix Shell Technologies.
• Over 12 years of experience in Telecom Security.
• Served telecom operators in India, Africa, and the Middle East.
• Specializes in signaling protocols and technologies: GSM, UMTS, LTE, 5G, and VoLTE.
• Led numerous penetration testing projects.
• Disclosed a GSM vulnerability in 2012.
• Worked with various open-source telecom platforms.
• Delivered training at Black Hat and DEFCON.
• Contributed significantly to the cybersecurity community.
• Holds a Bachelor's in Engineering (CSE).
• Certified in ISO 17025:2017 and 5G.

Ezz Tahoun
AI-Driven Solution Implementer

• Distinguished cyber-security data scientist.
• Won AI & innovation awards at Yale, Princeton, and Northwestern.
• Received innovation awards from Canada’s Communications Security Establishment, Microsoft US, Trustwave US, PIA US, and NATO.
• Ran data science innovation programs and projects for:
1. Orange Cyber Defense
2. Forescout Technologies
3. Royal Bank of Canada
4. Governments
5. Huawei Technologies US
• Published 20 papers, countless articles, and 15 open-source projects.
• Started CS PhD at 19 in a top 5 lab for cyber & AI at the University of Waterloo.
• Published numerous papers and became a reviewer for top conferences.
• Adjunct professor of cyber defense and warfare at Toronto’s School of Management.