Behind the idea

The Founder - Leszek Miś

Founder at Defensive Security, Principal Trainer and Security Researcher with over 15 years of experience in Cyber Security and Open Source Security Solutions market.

He went through the full path of the infosec carrier positions: from OSS researcher, Linux administrator and system developer, Solution Engineer, DevOps/CI, through penetration tester and security consultant delivering hardening services and training for the biggest players in the European market, to become finally an IT Security Architect / SOC Security Analyst with deep non-vendor focus on Network Security attack and detection. He’s got deep knowledge about finding blind spots and security gaps in corporate environments. Perfectly understands technology and business values from delivering structured, automated adversary simulation platform.

Recognized speaker and trainer: BruCON, Black Hat USA, OWASP Appsec USA, FloCon USA, 44CON UK, Hack In The Box DBX/AMS/Singapore, Confidence PL, PLNOG, Open Source Day PL, Red Hat Roadshow. Member of OWASP Poland Chapter.

Holds many certifications:

  • OSCP
  • RHCA
  • RHCSS
  • Splunk Certified Architect

Core Team

CTO / Co-Founder of In & Out eXfiltration Platform. A highly experienced Software Engineer with over 15 years of experience.

Krzysztof Koszyka

CTO / Co-Founder of In & Out eXfiltration Platform. A highly experienced Software Engineer with over 15 years of experience.

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CTO / Co-Founder of In & Out eXfiltration Platform. A highly experienced Software Engineer with over 15 years of experience.

Krzysztof Koszyka

CTO / Co-Founder

A highly experienced Software Engineer with over 15 years’ practice. Participation as a developer and technical leader in many projects related with backend and server services. He led and deployed projects for high scalability servers in one of the biggest data centers in Poland (Onet.pl). Experience with embedded systems around low level and security layers (Intel Corp.). Strong and technical researcher (patent co-inventor) especially for topics related with network protocols and security aspects. Technology enthusiast and flexible developer with skills in most current development languages.

 

He graduated from the Technical University of Cracow with two master’s degrees in technical physics and computer science. Experienced also in startup projects as a technical leader and business strategy player.

CFO / Co-Founder of Defensive Security. Holds a master's degree in finance in the field of accounting. Advocate of investing in new, revolutionary technologies of the future.

Magdalena Miś

CFO / Co-Founder of Defensive Security. Holds a master's degree in finance in the field of accounting. Advocate of investing in new, revolutionary technologies of the future.

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CFO / Co-Founder of Defensive Security. Holds a master's degree in finance in the field of accounting. Advocate of investing in new, revolutionary technologies of the future.

Magdalena Miś

CFO

Magdalena Miś founded Emerge in 2007 and throughout all years has helped in all financial and business aspects of its development.

She spent most of her career in positions related to accounting and controlling. She has worked in well-known and recognized outsourcing companies in the field of accounting and large entities in the commercial and production sectors, where she was also involved in due diligence, M&A and audit projects. Her scope includes ongoing financial settlements, taxes, accounting, budgeting, issuing opinions and negotiating contracts and optimizing the legal structures of new ventures.

 

Holds a master's degree in finance in the field of accounting, but she is an advocate of investing in new, revolutionary technologies of the future.

 

Skilled and dedicated developer that understands frontend and backend requirements and operations between them.

Dawid Pytka

Skilled and dedicated developer that understands frontend and backend requirements and operations between them.

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Skilled and dedicated developer that understands frontend and backend requirements and operations between them.

Dawid Pytka

Senior Software Developer

Skilled and dedicated developer that understands frontend and backend requirements and operations between them. 

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