2026 Deutsche Bahn — DDoS, booking/info systems disrupted
Data compromised
Service disruption; no confirmed data breach
Technical writeup
Germany's national rail operator hit by large-scale DDoS attack Feb 17-18, 2026. Booking and information systems disrupted; bahn.de website and DB Navigator app (10M+ downloads) affected. Customers unable to search connections or book tickets for several hours. Attack occurred in waves; systems largely restored by afternoon. BSI and Interior Ministry notified. No confirmed data exfiltration.
Root cause
DDoS attack; possible pro-Russian hacktivist (Killnet, NoName057)