André is passionate about creative attack paths and using systems in unintended ways, which he tries to include in assessments for our clients. He is part of our Offensive Security Team and mainly involved in web application security.

André Tschapeller

Senior Security Consultant

Anneke is part of our Defensive Security Team. With a focus on application security, cloud infrastructure and cryptography, Anneke works closely with the development teams.

Anneke Breust

Security Expert

Bastian is part of our Offensive Security Team delivering tailored security assessments and Red Team exercises that fit the requirements of our clients. He specializes in network and infrastructure security.

Bastian Kanbach

Carsten was part of our Offensive Security Team, helping our clients identify vulnerabilities and preventing attacks. He is specialized in Active Directory security and scenario-based attacks.

Carsten Sandker

Christoph was part of our Defensive Security Team supporting our clients to design, build and operate secure solutions.

Dr. Christoph Hamsen

Senior Security Manager

Christopher is a key member of our Defensive Security Team, specializing in Cloud and OS security. He develops customized security solutions tailored to each client’s unique needs, with a focus on cutting-edge trends such as artificial intelligence and post-quantum cryptography.

Christopher Filsinger

Security Engineer

In addition to his role as Managing Director, Daniel works as part of SSE's defensive security team. He supports clients in identifying risks and strategic solutions that effectively and sustainably raise the level of security maturity.

Daniel Augustin

Managing Director

Peter is passionate about creating security solutions for both individual enterprises and the Internet infrastructure in general. He has significant experience in designing Internet protocols and software systems.

Dr. Peter Thomassen

Senior Solutions Architect

As part of the Defensive Security Team, Philipp works closely with our clients, designing new concepts with security in mind and helping throughout whole development processes. He specializes in all topics surrounding Container Security and the Kubernetes ecosystem.

Philipp Belitz

Teetje is a Security Expert at SSE. He is lead of our Defensive Security Team. As such he helps create secure applications both in design and implementation phase. He specializes in and is passionate about cryptography.

Teetje Stark

Tim Ohlendorf was part of our Defense Security Team. He is a distinguished expert in the field of mobile device security and digital identity solutions with experience in commercial and public projects.

Tim Ohlendorf

We believe that secure infrastructure is a core need of the Internet. Corresponding technologies should be accessible without barriers. That is why we run security-focused infrastructure for the common good.

deSEC DNS Platform

We run secure infrastructure for everyone

DNS-Sicherheit: deSEC nimmt Regelbetrieb auf

Interview mit deSEC-Mitgründer Nils Wisiol

EU-Kommission erteilt Zuschlag für europäische DNS-Resolver

Peter is passionate about creating security solutions for both individual enterprises and the Internet infrastructure in general.  He has significant experience in designing Internet protocols and software systems.

We are dedicated to enhancing the security of online data transmission, by spreading the seamless use of state-of-the-art encryption technology. This is best achieved by pursuing a dual approach: advancing global standardization of security protocols, while running security-focused infrastructure for the common good.

deSEC DNS Platform

We run secure infrastructure for everyone

deSEC Global Anycast Networks

deSEC in the news

Contact for Defensive Security