Quantum Systems repels cyberattack targeting European defence firm

Illustrative picture, created by AI

German autonomous systems maker Quantum Systems detected and contained an active cyberattack in late October 2026, reporting the incident to authorities while confirming no operational risk to end users of its unmanned systems.

Quantum Systems, headquartered in Gilching, Germany, identified a cybersecurity incident at the end of October 2026. An internal investigation confirmed that hostile actors had carried out an active cyberattack. The company’s IT and security teams moved quickly to contain the threat, working in close cooperation with relevant authorities.

The company stated that the nature and characteristics of the incident mean there is no risk to operators or end users running its unmanned systems. The incident has been reported to the appropriate authorities in line with regulatory obligations and is being investigated jointly with state bodies and external cybersecurity specialists.

Quantum Systems noted that the European defence industry has faced persistent cyberattacks for several years, and that companies actively supporting Ukraine have become particular targets because of the operational relevance of their work. The company said it has mitigation plans in place and aims to maintain the highest standards of data and system security.

Quantum Systems describes itself as a European defence company with more than 2,000 employees across eight countries. Its product portfolio covers autonomous systems, sensors and counter-drone solutions for air, land and maritime domains, along with an AI-enabled mission system called MOSAIC UXS.

Source: quantum-systems.com

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