ASEC Blog publishes Ransom & Dark Web Issues Week 1, November 2026           FBI Seizes Domain of Bulletproof Hosting Service Virtualine Internal Data of a Saudi ERP and IT Solutions Company Offered for Sale Cyberattacks on Supermarket Refrigeration Systems Spread Across 12 European Countries OBSOFT Claims Data Extortion and Data Destruction […]

ASEC Blog를 통해 한 주간의 ‘Ransom & Dark Web Issues’ – 2026년 10월 5주차를 게시한다.           n0n Data Extortion Attack on a South Korean IT Services and Systems Integration Company Access to a South Korean Steel Pipe Manufacturer’s Production System Reported The Gentlemen Ransomware Attack on Vietnam’s National Airline

ASEC Blog publishes Ransom & Dark Web Issues Week 4, October 2026           The Seven Deadly Sins Claims Data Leaks from Seven Organizations Worldwide HYFLOCK Ransomware Attack on a Saudi ERP Software Company Qilin Ransomware Attack on a Japanese Investment Management Company

ASEC Blog publishes Ransom & Dark Web Issues Week 3, October 2026           n0n Ransomware Attacks on 12 South Korean Port and Logistics Companies Cyberattack Targets Refrigeration Systems at Major French Supermarket Chains Payment and Transaction Data Leak Claimed at a Saudi Fintech Company

ASEC Blog publishes Ransom & Dark Web Issues Week 2, October 2026           International Operation Seizes KillSec Ransomware Infrastructure and Arrests Three Suspects Customer Data of a South Korean Health and Beauty Retailer Offered for Sale Saudi Intelligence Agency Personnel and Organizational Data Allegedly Leaked

ASEC Blog publishes Ransom & Dark Web Issues Week 1, October 2026           Dutch Police Confirm Arrest of 24-Year-Old Man in ShinyHunters Hacking Investigation [1] [2]  Ulose Claims Data Leak from a South Korean General Hospital Qilin Ransomware Attack on a Japanese Freight and Logistics Company

ASEC Blog publishes Ransom & Dark Web Issues Week 4, September 2026           Metaencryptor Ransomware Attack on a South Korean Camera Module and Equipment Manufacturer Metaencryptor Ransomware Attack on a Japanese Automotive Parts Manufacturer ShinyHunters Claims Breach of a U.S. Federal Law Enforcement Agency and Theft of Sensitive Data

ASEC Blog publishes Ransom & Dark Web Issues Week 3, September 2026           Internal Data of a Japanese Pharmaceutical and Healthcare Company Offered for Sale Following a Cyber Incident Customer Data of a South Korean E-Commerce and Retail Company Offered for Sale AUDIT TEAM Ransomware Attacks on Two South Korean Organizations

ASEC Blog publishes Ransom & Dark Web Issues Week 2, September 2026           The Gentlemen Ransomware Attack on a Canadian Airline LAPSUS$ Group Resumes Chapter II and Teases New Victim Disclosure AUDIT TEAM Data Extortion Attacks on Four Organizations in South Korea, Germany, and Argentina

ASEC Blog publishes Ransom & Dark Web Issues Week 1, September 2026           ZaWoo Data Extortion Attacks Against Multiple Organizations Worldwide Black X Ransomware Attack on a South Korean Automotive Parts Manufacturer Internal Data of a South Korean Asset Management and Investment Firm Offered for Sale

ASEC Blog publishes Ransom & Dark Web Issues Week 4, August2026           Saudi Arabian Digital Entertainment Streaming Service User Data Offered for Sale SAFEPAY Ransomware Attack on a South Korean Industrial Gas Manufacturer and Supplier NoName057(16) and BD Anonymous Claim DDoS Attacks Against Major Japanese Organizations and Companies [1] [2] [3] […]

Statistics on Malware Distributed to the Financial Sector In Attack Stage 1, phishing (a technique that tricks users into opening malicious links or attachments) had the highest rate at 1.7, Down from 2.3 The previous month. In Attack Stage 2, Dropper/Downloader (a type that downloads additional malware) was the most prevalent at 1.7, Up from […]

ASEC Blog publishes Ransom & Dark Web Issues Week 3, August 2026         Customer and Operational Data of a South Korean Delivery Platform Offered for Sale Unauthorized Access Incident at a Japanese Cloud and Data Center Services Company ShinyHunters Threatens Data Disclosure Against a U.S. Live-Streaming Platform

ASEC Blog publishes Ransom & Dark Web Issues Week 2, August 2026.           DragonForce Ransomware Attack on a South Korean Online Education Company Qilin Ransomware Attack on a South Korean Motor and Robotics Manufacturer ShinyHunters Claims Data Leak from a U.S. Digital Healthcare Company

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 or cases where it could […]

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 an Internet service provider in […]

Note The July 2026 Dark Web Issue Trend Report summarizes major issues that occurred on the deep web and dark web. Due to the nature of some sources, it may be difficult to fully verify the accuracy of certain information; therefore, it is necessary to cross-check these details against official announcements. Major Issues RaidForums changed […]

ASEC Blog publishes Ransom & Dark Web Issues Week 1, August 2026           South Korean Automotive Parts Manufacturer’s Internal Server Access and Database Offered for Sale Data of a Turkish HR Consulting Company Offered for Sale Gunra Ransomware Attack on a South Korean Heavy Equipment Parts and Advanced Materials Manufacturer

ASEC Blog publishes Ransom & Dark Web Issues Week 5, July 2026           Termite Ransomware Attack on a U.S. Nonprofit Healthcare Provider ShinyHunters Claims Data Leak Involving a Global Accounting and Consulting Firm The Gentlemen Ransomware Attack on a South Korean IT Software Distributor and Infrastructure Service Provider

ASEC Blog publishes Ransom & Dark Web Issues Week 4, July 2026           Source Code Collection of a South Korean Autonomous Robot Manufacturer Shared on a Cybercrime Forum Qilin Ransomware Attack on a Spanish Public Wastewater Management Organization RansomHouse Ransomware Attack on a Japanese Frozen Food and Logistics Company