Nihon Kotsu: Dispatch Disrupted After Malware Attack
Nihon Kotsu reports malware on July 11, 2026. Dispatch systems offline, AiLock ransom claim filed July 15. Case study with key lessons for control centers.
Topic dossier
Ransomware
Latest developments, analyses, and defense strategies against ransomware attacks. Technical insights, case studies, and practical protective measures for IT professionals.
All articles
36 articles
Network Segmentation in SMEs: Where to Start
In flat networks, ransomware spreads unchecked. How segmentation halts lateral movement-and where small and mid-sized businesses should start.
Fortinet 2026: Time-to-Exploit Drops to 24-48 Hours – What DACH SOCs Must Operationalize Now
Fortinet 2026 Global Threat Landscape Report (April 30): Time-to-Exploit has decreased from 4.76 days to 24-48 hours, ransomware victims increased by 389…
BKA Hunts REvil Leader After 130 Attacks on German Targets
At the end of April 2026, the BKA identified the alleged leader of the REvil group and initiated an international arrest warrant request. 130 …
BlueHammer & RedSun Exploit Windows Defender Since April 16
BlueHammer (CVE-2026-33825) and RedSun in Windows Defender have been actively exploited since April 16. What security teams need to do now.
Ransomware Playbook 2026: Security Teams’ First 72h Decisions
97 percent more ransomware in Germany in 2025. How security teams structure the first 72 hours and meet NIS2 deadlines.
Ransomware Post-Mortem: What Manufacturers Learned From Attacks
Three anonymized examples from twelve months of post-mortems: what truly gets restructured in production after a ransomware incident.
Ransomware 2026: Pay or Not Pay
Only 25% of ransomware victims still pay. What happens when you pay and why preparation is the only real solution.
Cisco FMC Exploit: CVE-2026-20131
For 36 days, attackers gained unauthenticated root access to Cisco Secure Firewall Management Center - before Cisco released a patch. The Interlock ransomware group …
German Engineering Targeted by OT Attacks
119 ransomware groups target industrial organizations. 81% lack IT/OT segmentation. What manufacturers must do now.
Older entries
Load older articles
articles: 36
