[ SECURITY OPERATIONS // PERSONAL TERMINAL ]
STEFAN LICHTENSTERN // SENIOR SOC ANALYST
SECURE THE SIGNAL. HARDEN THE SYSTEMS. FOLLOW THE TRACES.
This terminal exists to detect hostile activity, understand what happened, contain incidents and keep critical systems under control.
Security Operations built around reliable detection, contextual analysis and controlled response.
My background spans infrastructure operations, cloud core services, anti-abuse analysis and enterprise security operations. That path shaped a practical view of defense: understand the system, identify the signal, contain the incident and improve the environment after contact.
MONITOR // ANALYZE // RESPOND // HARDEN
Correlate signals, identify patterns and turn raw telemetry into an operational picture with enough context to act.
[ ANALYZE ]Scope the incident, contain the impact, preserve evidence and restore control through a structured response process.
[ CONTAIN ]Reduce attack surface, prioritize defensive measures and improve resilience so the same path does not work twice.
[ FORTIFY ]INFRASTRUCTURE // ANALYSIS // SECURITY OPERATIONS // CYBER DEFENSE
Security Operations with focus on threat detection, incident analysis, response and the continuous improvement of defensive capability.
SOC build-up and development through its evolution toward a Cyber Defense Center, supporting group-wide security operations across the Schwarz Group, including Lidl and Kaufland, with global scope.
Security analysis and operational security work in a production-driven enterprise environment.
Operation and administration of core infrastructure and key services within the cloud architecture of United Internet AG.
Analysis and investigation of abusive activity across internet services and infrastructure, including malicious patterns and operational abuse cases.
DIGITALSCHLAG CONCEPT SCHEMATICS
[ IDENTIFICATION ]
SENIOR SOC ANALYST // DIGITALSCHLAG.DE