About
binsec

Founded in 2013, binsec GmbH is a penetration testing firm in the binsec group GmbH. The owner Patrick Sauer, Domink Sauer and Florian Zavatzki represent still the management board of binsec GmbH, where Dominik Sauer leads the pentration testing team that conducts a broad range of different types of penetration tests.

Absolute focus on penetration testing

Over 10 years on the market

Owner managed

No subcontracting

No use of freelancers

Absolute focus on penetration testing

Over 10 years on the market

Owner managed

No subcontracting

No use of freelancers

Our Partners

Our company is fully owned by the three partners: Patrick Sauer, Dominik Sauer and Florian Zavatzki. We are interested in the long-term satisfaction of our customers and employees. Our focus is not on short-term profit. We want to create sustainable values and solutions and satisfy our customers in the best possible way.

Patrick Sauer

Patrick Sauer

Chief Executive Officer

Patrick Sauer is the CEO our company. He is an expert in security management, PCI compliance and data protection. In addition to his diploma in information management and his master's in security management, he holds several recognised security certificates, such as CISSP, CISM, TISP and OSCP. What distinguishes him from other security managers is his high affinity and extensive understanding of technical IT security.

He currently teaches "IT Security Management & Compliance" at Darmstadt University of Applied Sciences, prior to which he lectured for several years on "PCI DSS" at Brandenburg Technical University.

Dominik Sauer

Dominik Sauer

Head of Penetration Testing

Dominik Sauer is Head of Penetration Testing. He started his career during his computer science studies at Darmstadt University. Since then, he earned not only a master's degree in computer science with a specialization on IT security, but he also holds the most distinguished certificates for penetration testing: OSCP and OSCE. He performs the penetration test in accordance with the OWASP Testing Guide, the OSSTMM and the PCI DSS.

He teaches several courses like "Penetration Testing" and "Internet Security" at Darmstadt University of Applied Sciences and other universities. He also developed the "Pentest Training" of the binsec academy GmbH.

Florian Zavatzki

Florian Zavatzki

Chief Technical Officer

Florian Zavatzki is the CTO of our company. He started his career more than ten years ago as a system integrator specialist in southern Germany. He has since worked as a system engineer for an international payment service provider.

His responsibilities at binsec are not only those of a manager and consultant. He is also the resident expert for various technical fields, and the term DevOp describes him best.

Academic teaching

We are actively involved in research and teaching and cooperate with Darmstadt University of Applied Sciences (HDA) and TH Mittelhessen University of Applied Sciences (THM).

We offer the following courses or lectures:

IT Security Management & Compliance

Penetration Testing

Internet Security

Security of Web Applications

Payment Card Industry Data Security Standard (PCI DSS)

Digital Forensics

Secure Coding

We offer the following courses or lectures:

IT Security Management & Compliance

Penetration Testing

Internet Security

Security of Web Applications

Payment Card Industry Data Security Standard (PCI DSS)

Digital Forensics

Secure Coding

Penetration Testing

Since 2013 we conduct professional penetration test, based on international industry standards and years of experience in penetration testing, red teaming and hacking.

As a company for professional penetration testing, we do some things differently than other pentest provider: As a penetration test firm, we do not sell vulnerability scans as pentest. We do also focus on business security risks. You are looking for a professionally conducted penetration tests? Get the binsec team for your Pentest. Read more about our pentest service.

Contact us

Company

binsec GmbH
Solmsstraße 41
60486 Frankfurt am Main
Germany

Legal notice

Director: Patrick Sauer
Authorised Officer: Florian Zavatzki, Dominik Sauer
Registration: Frankfurt am Main, HRB97277
Turnover Tax Identification No.: DE290966808

© 2025 All rights reserved by binsec GmbH.

© 2025 All rights reserved by binsec GmbH.