threat-intel KomikoAI : une fuite relie courriels et prompts A leaked database attributed to KomikoAI, a Japanese AI-powered comic creation platform, is circulating online. The database allegedly contains over a million unique email addresses, user IDs, pseudonyms, profile pictures, credits, invitation codes, creation dates, and metadata – including prompts used to generate AI-c… ZATAZ · Jul 28, 2026 High aipromptleak
threat-intel Ransomware Attack Puts a Chill On Japanese Frozen-Food Chain A ransomware attack targeting Nichirei, a Japanese frozen-food supplier and logistics firm, has disrupted its operations and impacted thousands of clients, including Kentucky Fried Chicken franchises in Japan. Russia-lin… Dark Reading · Jul 23, 2026 High JPransomwaresupply chainjapan
threat-intel Japanese food logistics giant recovers as extortion group claims cyberattack Japanese food logistics giant Nichirei Logistics Group has recovered from a cyberattack that disrupted food deliveries nationwide. RansomHouse, a group known for threatening to leak stolen data rather than encrypting it,… The Record · Jul 22, 2026 High JPcyberattackdata breachransomware
threat-intel Cyberattack Disrupts Operations of Japanese Frozen Food Giant Nichirei A cyberattack disrupted operations at Nichirei, a major Japanese frozen food producer, impacting its logistics, warehousing, and shipping services. The company disconnected systems as a precaution, and is investigating a… SecurityWeek · Jul 17, 2026 Medium JPcyberattackdata-breachransomware
supply-chain Cyberattack on Japan's largest cold-chain operator disrupts KFC, supermarket supplies A cyberattack on Japan's largest cold-chain logistics company, Nichirei Logistics Group, has severely disrupted the country's food supply chain, impacting KFC restaurants, supermarkets, and various food manufacturers. Th… The Record · Jul 15, 2026 High JPcyberattacksupply chainjapan
threat-intel Smashing Security podcast #475: JadePuffer – the AI that ran a ransomware attack all by itself A 15-year-old in Japan used an AI chatbot to automatically cancel nearly 47,000 anime streaming subscriptions within hours. Simultaneously, researchers have documented the first fully autonomous, agentic AI-driven ransom… Graham Cluley · Jul 8, 2026 High JPairansomwarecyberattack
data-breach Major Japanese telco says cyberattack exposed 12 million emails KDDI, a major Japanese telecommunications company, disclosed that a cyberattack exposed the email addresses and passwords of over 12 million customers due to a vulnerability in third-party software. The breach impacted a… The Record · Jul 7, 2026 Medium JPdata breachpasswordvulnerability
threat-intel Japanese teen arrested over cyberattack that disrupted anime streaming service A 15-year-old Japanese student was arrested for a cyberattack that disrupted an anime streaming service, Bandai Channel. The suspect exploited a vulnerability in the service’s servers and used ChatGPT to automate the fra… The Record · Jul 6, 2026 Medium JPcyberattackvulnerabilitychatgpt
data-breach Japanese insurer, brewer, manufacturer and telecom disclose cyber breaches Multiple Japanese companies, including an insurer, brewer, manufacturer, and telecom provider, have recently disclosed significant cyber breaches impacting customer data and operational systems. The attacks range from a… The Record · Jul 1, 2026 High JASICAdata breachransomwarecyberattack
malware USB drives carrying China-linked malware infected Japanese military networks for nearly a year Japanese military networks, specifically the Ground Self-Defense Force (JGSDF), were compromised by a year-long campaign utilizing counterfeit USB drives loaded with malware. The incident, discovered in February 2025, in… Graham Cluley · Jun 30, 2026 High JACHusb drivesmalwarejapan
threat-intel A cunning predator: How Silver Fox preys on Japanese firms this tax season A targeted spearphishing campaign, dubbed ‘Silver Fox’, is actively exploiting the Japanese tax filing season to compromise businesses. The campaign utilizes convincing lures related to tax compliance, salary adjustments… WeLiveSecurity · Mar 27, 2026 High JPspearphishingjapantax season
