Rhebo is a German cybersecurity company providing OT (Operational Technology) and IIoT security solutions for industrial control system networks and edge devices. The company offers two core products: Rhebo OT Security (for control system networks) and Rhebo IIoT Security (for edge devices). Its solutions are organized around three pillars: 1. Risk and Vulnerability Assessment – A health check for OT environments to identify existing weaknesses and security gaps. 2. Intrusion Detection System (IDS) / Attack Detection – Continuous security monitoring and anomaly detection for OT and IIoT networks to detect cyberattacks and technical fault states at an early stage. 3. Managed Security Services – Outsourced OT security monitoring to address the shortage of skilled personnel, including training-on-the-job. Key use cases include: - OT risk analysis and vulnerability assessment - Attack detection in OT environments - Asset discovery and documentation of OT network devices - Condition monitoring to localize network problems and misconfigurations - SIEM integration to make OT security incidents visible in SIEM systems - MITRE ATT&CK for ICS integration to detect multi-stage attack patterns - Regulatory compliance support for NIS2 and IT-SiG 2.0 Rhebo serves multiple industries including energy utilities, manufacturing, water and wastewater, oil and gas, pharma and chemicals, food and beverage, energy storage, waste-to-energy, renewable energy, and healthcare. The company is headquartered in Germany and emphasizes digital sovereignty with an "OT Security Made in Germany" positioning.