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 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

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 3, July 2026           DragonForce Ransomware Attack on a Saudi Arabian Chemical Manufacturer AiLock Ransomware Attack on Japan’s Largest Taxi and Limousine Operator Cyberattack on Japan’s Largest Frozen Food Company Disrupts the Wider Food Supply Chain

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 requires further verification. Major Issue […]

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 1, July 2026.           Settra cliams data leak at Korean industrial firm’s foreign affiliate The Gentlemen launches ransomware attacks against Spanish defense, aerospace, and IT service firms DragonForce claims data theft targeting a South Korean smart factory and digital twin company

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

Notes the April 2026 Dark Web Breach Incident Trend Report is compiled from data breach cases posted on the deep web and dark web forums. some information is included in cases where it is difficult to fully verify the factuality of the information due to the nature of the source. Major Issues data breaches and […]

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

ASEC Blog publishes Ransom & Dark Web Issues Week 5, April 2026           Emergence of a new ransomware group, M3RX Data from a South Korean religious organization sold on DarkForums ShinyHunters claims a data leak from a US interactive media company