About

NodeZero is a young cybersecurity startup on a mission to make hands-on security training accessible to everyone. We bring together pentesters, educators, and tech enthusiasts to create engaging, practical learning experiences for the next generation of defenders.

2025 Founded
5 Team Members
250+ Students Trained
10+ Countries Served

Our Mission

At NodeZero, we believe that cybersecurity is not just about technology—it's about people. Our mission is to empower the next generation of cybersecurity professionals with the knowledge, skills, and tools they need to protect our digital world.

Through innovative training platforms, competitive challenges, and secure infrastructure solutions, we're building a community where learning never stops and security excellence is the standard.

🎓 Education Excellence

Providing world-class cybersecurity training and certification programs

🏆 Competitive Spirit

Fostering growth through challenging and engaging CTF competitions

🔒 Secure Infrastructure

Delivering enterprise-grade hosting and security solutions

Our Vision

To create a world where cybersecurity education is accessible to everyone, empowering individuals with the knowledge and skills to defend against evolving threats and build a safer digital future.

Our Values

The principles that guide everything we do

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Security First

Every decision we make prioritizes security and privacy above all else.

📚

Continuous Learning

We believe in lifelong learning and staying ahead of emerging threats.

🤝

Community Focus

Building a strong, supportive community of cybersecurity professionals.

🎯

Excellence

Striving for excellence in everything we do, from education to infrastructure.

Meet Our Team

Cybersecurity experts passionate about education and innovation

🕵️‍♂️

Manuel Reinsperger

Co-Founder

Pentester and trainer who can find vulnerabilities faster than you can say “Austrian Cyber Security Challenge”. Known to break things—on purpose.

👨‍💻

Marcel Schnideritsch

Co-Founder

Pentester, teacher, and cybersecurity enthusiast who still explains to his family what he actually does for a living. Also an ACSC mastermind.

⚙️

Markus Ostermayer

Technical Lead

Infrastructure and DevOps wizard who speaks fluent cryptography. Probably automating something while you read this.

🦀

Maximilian Wiltschko

Software Architect

Rust fanatic and backend developer who thinks garbage collection is for mortals. Fluent in code, not necessarily in human languages.

🦄

Katharina Zirkl

UI/UX & Frontend

Creative unicorn of the team, responsible for turning hacker chaos into beautiful designs. Also makes the artwork nobody admits they secretly love.

Get In Touch

Ready to start your cybersecurity journey? We'd love to hear from you

📧

Email Us

we@nodezero.com

General inquiries and support

📞

Call Us

+1 (555) 123-4567

Speak with our team directly

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Visit Us

San Francisco, CA

123 Cyber Street, Suite 456

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Sales

sales@nodezero.com

Enterprise and custom solutions

Send us a message