More then 10 years expertise
in Penetration Testing
With more than 10 years of experience in penetration testing, the binsec group GmbH and its subsidiaries are among the leading corporate groups in IT security. The service portfolio includes professional penetration tests, specialized training and education, as well as an IT systems division focused on developing proprietary tools and platforms to support security testing.
Companies of binsec group GmbH
binsec GmbH
The binsec GmbH has specialized in penetration testing and red teaming since 2013 and is one of the established providers in the field of IT security. The company supports its clients in identifying vulnerabilities within complex IT landscapes – ranging from traditional web applications and APIs to corporate networks. Its work is based on recognized standards such as OWASP or OSSTMM. All tests are conducted by experienced security experts holding international certifications such as OSCP.
In addition to technical analysis, binsec places great emphasis on providing practical, actionable recommendations. The company collaborates across industries with large enterprises, mid-sized businesses, and public institutions alike. By leveraging proprietary tools and maintaining close ties to research and academia, binsec GmbH ensures it always remains at the forefront of current attack methods.
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binsec systems GmbH
The binsec systems GmbH is the technology and development branch of the binsec group. Its focus lies in creating practical software solutions for penetration testing. With PTDoc, the company provides an innovative tool that makes the creation, management, and structuring of pentest documentation more efficient and transparent.
In addition, the binsec systems GmbH is the developer of binsec.tools, a platform offering freely accessible online tools for the analysis, verification, and support of penetration tests. These solutions – including SSLCheck, SubDomainFinder, and HashLookup – are built on the experience gained from numerous security projects and are available both to internal teams and the broader community.
Products of binsec systems
binsec academy GmbH
binsec academy GmbH is a training platform dedicated to practical, hands-on cybersecurity education. It provides fully realistic online labs that replicate real corporate environments — allowing participants to identify, exploit, and remediate vulnerabilities just as they would in real-world scenarios.
Through its Secure Coding Lab and Pentest Training Lab, the academy emphasizes applied experience over theory. Participants can choose their preferred programming language to strengthen secure coding skills or perform a full penetration test within an isolated, enterprise-grade lab environment.
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Pentest Collective GmbH and Its Operational Units
Pentest Collective GmbH
As a subsidiary of binsec group GmbH, Pentest Collective GmbH serves as the organizational and legal framework for a network of specialized expert teams and brands within the field of offensive IT security.
Under the umbrella of the company, various teams such as Hackeroo, Breachvolt and Exfilion operate as independent units. These teams differ in their areas of expertise and focus on different priorities. Although they share the same ownership and leverage collective resources, Pentest Collective GmbH operates independently from binsec GmbH. This structure allows each team to remain agile and focused on the specific needs of their respective markets while benefiting from the group's technological foundation and established stability.
Exfilion
Exfilion is a boutique offensive security team specializing in exploit development, red teaming, APT simulation and elite penetration testing. Exfilion emulates real-world threat actors across the full kill chain, from initial access to privilege escalation and objective-driven compromise.
Hint: Exfilion is a registered trademark of binsec group GmbH. Pentest Collective GmbH is a subsidiary of binsec group GmbH. Pentest Collective GmbH operates independently under the Exfilion brand.
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Breachvolt
Breachvolt is a specialized service provider for holistic enterprise-level penetration testing, seamlessly combining IT penetration testing, physical security testing, and social engineering (Red Teaming). We break down the silos of traditional security assessments by merging digital vulnerabilities with physical access testing and the psychological manipulation of the human factor.
Hint: Breachvolt is a registered trademark of binsec group GmbH. Pentest Collective GmbH is a subsidiary of binsec group GmbH. Pentest Collective GmbH operates independently under the Exfilion brand.
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Hackeroo
Hackeroo is a team of ethical hackers who approach security strictly from the perspective of real-world attackers. Hackeroo stands for strong value for money. They work in a focused and efficient manner without unnecessary overhead.
Hint: Hackeroo is a registered trademark of binsec group GmbH. Pentest Collective GmbH is a subsidiary of binsec group GmbH. Pentest Collective GmbH operates independently as Hackeroo.
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The binsec group GmbH
is founder-owned
The binsec group GmbH and its subsidiaries are fully owned by the founders Patrick Sauer, Dominik Sauer, and Florian Zavatzki. The focus is on sustainable, positive business development, characterized by high employee satisfaction and long-term, stable customer relationships.
Patrick Sauer and his brother Dominik Sauer are the driving forces behind the strategic direction, pooling their long-standing expertise and personal insights on IT security, penetration testing, and corporate leadership on their shared, independent blog, security.sauer.ninja. Authentic and unfiltered.
Our Goals
Long-Term Business Success
The binsec group focuses on sustainable growth rather than short-term gains. Stability, continuity, and a clear strategic direction ensure the company’s long-term success.
Satisfied Customers
Building trustworthy and lasting client relationships is at the core of our work. Through high quality, transparency, and reliability, the binsec group GmbH creates lasting value for its customers.
Satisfied Employees
The company’s success is built on dedicated and motivated teams. Appreciation, continuous development, and a positive work environment ensure long-term employee satisfaction.
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