July 2026 Dark Web Breach Incident Trend Report
Note The July 2026 Dark Web Breach Incident Trend Report was compiled based on data breach cases posted on deep web and dark web forums. Due to the nature of some posts, it is difficult to fully verify their accuracy; some posts related to South Korea included AI-generated false data
July 2026 Dark Web Threat Actor Trend Report
Note The July 2026 Dark Web Threat Actor Trend Report focuses on trends among threat actors—including hacktivists—active on the deep web and dark web. It is explicitly noted that the factual accuracy of some content could not be verified. Major Issues Handala claimed to have compromised the core infrastructure of
June 2026 Security Issues in Korean & Global Financial Sector
Statistics on Malware Distributed to the Financial Sector In the June threat analysis for the financial sector, phishing was the most prevalent attack method in Attack Stage 1, while droppers/downloaders (distribution tools that download additional malware) were the most prevalent in Attack Stage 2. Infostealers were identified in the third
June 2026 Dark Web Breach Incident Trend Report
Note The June 2026 Dark Web Breach Incident Trend Report is based on major data breach cases posted on the deep web and dark web forums. Due to the nature of some sources, it was difficult to fully verify the accuracy of certain information, so the report includes content that
May 2026 Dark Web Threat Actor Trend Report
Notes the May 2026 Dark Web Threat Actor Trend Report summarizes the trends of threat actors and hacktivists operating on the deep web and dark web. some statements are not factually verifiable. Major Issues hacktivist activity targeting the South Korean Region was concentrated. some hacktivist groups claimed DDoS attacks against
Ransom & Dark Web Issues Week 3, August 2025
ASEC Blog publishes Ransom & Dark Web Issues Week 3, August 2025 WARLOCK launched a ransomware attack targeting a telecommunications provider in France. The pro-Israeli hacktivist group “313 Team” claims to have conducted DDoS attacks against nine institutions in Saudi Arabia. Qilin carried out
January 2025 Security Issues in Korean & Global Financial Sector
This report comprehensively covers actual cyber threats and security issues that have occurred in the financial industry in South Korea and abroad. This includes the analysis of malware and phishing cases distributed to the financial sector, the Top 10 malware targeting the financial sector, and statistics on the industries of
Security Issues in the Financial Sector in December 2024
This report comprehensively covers actual cyber threats and security issues that have occurred in the financial industry in South Korea and abroad. This includes the analysis of malware and phishing cases distributed to the financial sector, the Top 10 malware targeting the financial sector, and statistics on the industries of
Ransom & Dark Web Issues Week 1, January 2025
ASEC Blog publishes Ransom & Dark Web Issues Week 1, January 2025 Customer information data from a South Korean children’s bookstore has been leaked on BreachForums. RDP access credentials for a South Korean internet-only bank are being sold on BreachForums. Source code from South Korea’s
November 2024: Security Issues in the Financial Industry
This report comprehensively covers actual cyber threats and security issues that have occurred in the financial industry in South Korea and abroad. The article includes an analysis of malware and phishing cases distributed to the financial sector, the Top 10 malware targeting the financial sector, and statistics on the industries

