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 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] […]

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 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

ASEC Blog publishes Ransom & Dark Web Issues Week 2, July 2026           Saudi Arabian Medical Records Breach, For Sale on Cybercrime Forum Irish ICT Company Data Leaked, For Sale on Cybercrime Forum LeakNet Breach Targets US Healthcare Insurer, Shared on Cybercrime Forums

ASEC Blog publishes Ransom & Dark Web Issues Week 4, June 2026       BreachForums, a cybercrime forum, showing signs of admitting to sales and impersonation of its staff Lapsus$ claims to have leaked data from a bank in Myanmar Qilin launches a ransomware attack targeting a law firm in South Korea

ASEC Blog publishes Ransom & Dark Web Issues Week 3, June 2026         Sale of Confidencial Defense Industry Documents in South Korea on Spear Forums Ransomware Attack by Qilin Targeting a South Korean Big Data Solution Company Ransomware Attack by Anubis Targeting a South Korean Semiconductor Equipment Parts Company

ASEC Blog publishes Ransom & Dark Web Issues Week 2, June 2026         Black X Ransomware Attacks on Korean and U.S. Organizations Data from South Korean Education Platform Leaked on BreachForums by Hasan Breach of French Secure Government Messaging Data Discovered on PwnForums

ASEC Blog publishes Ransom & Dark Web Issues Week 1, June 2026           Qilin Ransomware Attack Targets South Korean Automation Equipment Company New Data Extortion Group Black X Claims Leak of Internal Data from South Korean Plastic Surgery Clinic Nova Ransomware Attack Targets Department of AI at University in Daegu, South […]

ASEC Blog publishes Ransom & Dark Web Issues Week 4, May 2026           Customer Data of Japanese Educational Franchise Sold on BreachForums by Hasan Data from Japanese Government Agency for National Civil Servant Personnel Administration Sold on BreachForums by Hasan FBI Issues Warning Regarding Fraudulent FIFA Websites Ahead of 2026 FIFA […]

ASEC Blog publishes Ransom & Dark Web Issues Week 3, May 2026         Nova Ransomware Attack on South Korean Cosmetics and Chemical Firm CoinbaseCartel, Data Leak Claim Against Open-Source Visualization Platform TeamPCP Claimed Source Code Leak and Sale from Major Developer Platform

ASEC Blog publishes Ransom & Dark Web Issues Week 2, May 2026           Coinbase Claims Data Leak of South Korean Medical Ultrasound Equipment Manufacturer Emergence of New Data Extortion Group ‘Leak Bazaar’ Hasan’s BreachForums and TeamPCP Host Large-Scale Supply Chain Attack Competition Using Shaid-Hulud Worm

ASEC Blog publishes Ransom & Dark Web Issues Week 1, May 2026         Guatemalan Government Agency Data Sold on DarkForums BlackWater Ransomware Attack Targets Chinese Auto Parts Manufacturer Japanese Fintech Firm Suffers Unauthorized GitHub Access