Security with Passion

Mint Secure is a cyber security start-up based in Berlin, founded in early 2025. Our aim is to make the digital world safer by providing consulting and support to businesses and organisations in the fields of information and IT security, and by conducting responsible disclosure of vulnerabilities. We have already identified critical security vulnerabilities in the past and helped to resolve them. In doing so, we focus on sustainable, partnership-based consulting on an equal footing.

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Why Mint Secure?

Cybersecurity needs more than just protection – it needs freshness,
clarity and trust. That’s exactly what Mint Secure stands for.

100+ projects

Various penetration tests and projects successfully completed

Security Research

Consistently top-class security research

Flexibility

Understanding and a customer-focused approach are second nature to us

The people behind Mint Secure

Lennart Heywinkel

Co-Founder & Consultant

Tim Philipp Schäfers

Founder & Consultant

Niklas Klee

Co-Founder & Consultant

Felix Thümmler

Consultant

Why Mint Secure?

Cybersecurity needs more than just protection; it needs clear values.

  • Protection: We support our customers both proactively and reactively
  • Progress: We are constantly developing ourselves and our services
  • Vision: We operate sustainably to ensure long-term growth
  • Research: We regularly carry out world-class security research
  • Awareness: We inform the public about IT security and raise awareness

Mint Secure: Protecting what matters in a connected world.