November 2025 Threat Trend Report on Ransomware
This report provides the number of affected systems confirmed during November 2025, DLS-based ransomware-related statistics, and notable ransomware issues in Korea and abroad. Below is a summary of some information. The statistics on the number of ransomware samples and affected systems are based on the diagnostic names assigned by
Ransom & Dark Web Issues Week 4, October 2025
ASEC Blog publishes Ransom & Dark Web Issues Week 4, October 2025 Black Shrantac Lists a South Korean Cybersecurity Firm as Its Victim Qilin Targets South Korean Financial Intelligence Firm in Ransomware Attack Ransomware Attack Causes System Outage at Major Japanese Online Retailer Online
