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Thomas Henning

@thomashenning

IT-Security Consultant at Cassini Consulting AG, handling vulnerability management and security assessments for public-sector organizations.

Germany

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At Cassini Consulting AG, I handle vulnerability scans and critical vulnerability monitoring for CERT Brandenburg, and plan and conduct penetration tests and security assessments. I also contribute to secure network infrastructure concepts for a federal authority.

Previously, as a Penetration Tester / IT-Security Consultant at AWARE7 GmbH, I conducted web, API, Active Directory, WLAN, and other security assessments. I also contributed to incident response work, including log analysis and initial forensic assessments, and helped develop threat-modeling research on the resilience of medical and critical systems.

Experience

Work history, roles, and key accomplishments

Current

IT-Security Consultant

Current

Cassini Consulting AG

Mar 2025 - Present (1 year 7 months)

Handled technical work packages for CERT Brandenburg, including vulnerability scans and monitoring of critical security gaps. Conceived secure network infrastructures for a federal authority and conducted penetration tests and security assessments.

Vulnerability Management Penetration Testing Security Assessments Network Segmentation Active Directory Greenbone IRI Incident Response KPI Definition Stakeholder Management

Penetration Tester / IT-Security Consultant

AWARE7 GmbH

Mar 2023 - Mar 2025 (2 years)

Planned and executed internal and external penetration tests, including web, API, Active Directory, WLAN, and stolen-device assessments. Led small security teams, mentored student workers, and contributed to incident response with log analysis and root-cause analysis.

Penetration Testing Web Security API Security Active Directory WLAN Security Incident Response Log Analysis Root Cause Analysis Threat Modeling Security Awareness OWASP Top 10 Greenbone IRI Graylog

Wissenschaftliche Hilfskraft und Tutor

Ruhr-Universität Bochum

Apr 2019 - Mar 2022 (2 years 11 months)

Independently led and supervised exercises in programming, databases, and web engineering. Responsible for prototype web development with JavaScript/TypeScript, Vue.js, and Node.js in the BIM context, and guided student project teams.