Nintendo cybersecurity incidents and threat signals

Jun 17, 2026Ransomware

High

Nintendo confirms employee data breach via third-party service TinyPulse

If you think 2025 was the year of the breaches,2026 has already gotten worse. Modern-day attackers are now devising attacks that are undetectable even by sophisticated defense systems using AI-enabled tools and advanced social engineering methods. Data breaches are now impacting global economies, and regulators have become stricter about what they expect from organizations. Organizations are now facing added pressure to timely and effectively manage security and compliance risk. Let us look at some of the top data breaches of June 2026: Victim: Reliance Group (Kudankulam Nuclear Power Plant) The Kudankulam Nuclear Power Plant project is one of the seven largest nuclear plants in India, and its major contractor is Reliance Group. The Reliance group confirmed that some of the data on a server hosted on their third-party Indian data center service provider, Yotta, has been breached. The ransomware group has claimed to have stolen 858000 Reliance Group’s files, out of which 19000 files are the most confidential files containing details of the Kudankulam Nuclear Power Plant, including blueprints and supplier details. Nissan is a Yokohama-based automobile manufacturer that was founded in 1999. It sells vehicles through Infiniti, Datsun, Nismo, and Autech brands and is one of the top automotive manufacturers in the world. Nissan became a victim of a cyber attack through the exploitation of an Oracle PeopleSoft flaw. The attack was orchestrated by the Shiny Hunterz ransomware group. The incident has impacted current and former Nissan U.S., Canada, Mexico, and Brazil employees. The data exposed includes employee contact information, banking information, SSNs, Social Insurance Numbers, National Identification Numbers, financial and tax information, and dependent and beneficiary information. The Central Bank of Libya is Libya’s monetary authority. It is based in Tripoli and was founded in 1955, replacing the Libyan Currency Commission. The CBL discovered unauthorized access to its systems and data published on the dark web. It is currently working with technical teams to determine the nature of the incident. The complete nature and quantity of data exposed is currently under investigation. Prince George’s County is a Maryland-based county that offers multiple services to its residents, including mental health services, housing support, and emergency shelters. Prince George’s County discovered unauthorized access and disruption of its systems on June 11. The data exposed includes names, addresses, Dates of Birth, driver’s licenses, and Social Security Numbers. KDDI Corporation is a Japan-based telecommunications operator that was established in 2000. It is known for its cellular services, using the Au brand along with subbrands UQ Mobile and Povo. KDDI Corporation reported unauthorized access to its mailing system that was used by six internet providers. The ransomware group has claimed to have exfiltrated 297 GB (429000 files) of Council of Europe data, including payslips, HR records, CVs, and financial information. Victim: Ukrposhta – Ukraine’s National Postal Service JSC Ukrposhta is Ukraine’s national postal service located in Kyiv. It is the member of the Universal Postal Union since 1947 and has over 73000 employees. Ukrposhta reported that due to a hostile attack on its IT systems, its applications have been temporarily disrupted. The cyber attack caused the malfunction of its systems and applications. The complete nature of the incident is currently under investigation. Officials warn that unencrypted messaging apps are easy targets for hacking and surveillance. Protect your privacy and secure your data—watch now! Twitch streamer Kai Cenat was swatted during a live stream, shocking viewers. The event unfolded mid-stream, highlighting the risks streamers face from hoaxes. Military officials installed Starlink on a Navy warship, not for operations but to provide high-speed internet for sports and Netflix. Watch to learn more. Unpatched Mazda Connect vulnerabilities allow hackers to install persistent malware, exposing vehicles to remote attacks and unauthorized access. In this video, we explore Deloitte’s recent data breach, the data compromised, and what the company is doing to address the situation. We reveal a TSA security flaw that allowed hackers to bypass protocols and access cockpits. Explore the implications of this breach and what can be done. .more-dropdown-link]:hidden" data-nav-href="/products/" data-nav-type="static-posts"> Best Products Best Products Top Articles View All Link to Top Cybersecurity Companies Top Cybersecurity Companies The cybersecurity industry is constantly evolving. Learn about the top cybersecurity companies and what each does best. Link to Threat Intelligence Platforms Threat Intelligence Platforms Threat intelligence platforms help analyze and share cyber threat data. Discover top TIPs , their features, use cases, and comparisons. Link to GRC Tools GRC Tools Discover the top governance, risk and compliance (GRC) tools and software to help identify products that may suit your enterprise's needs. Link to Network Access Control Solutions Network Access Control Solutions Explore the top NAC solutions to ensure your network is only accessed by trusted users and avoid unwanted risks. Link to Top NGFW Top NGFW Explore the top next-generation firewall solutions. Assess features and pricing to discover the ideal NGFW solution for your needs. Link to EDR Solutions EDR Solutions EDR solutions ensure an organization's endpoints are running properly by monitoring and troubleshooting tech on the network. Compare the top tools now. .more-dropdown-link]:hidden" data-nav-type="content-hub-resources"> Resources Resources Resource Hubs Modern SIEM, Minus the Noise Security That Endures A Playbook for True Cyber Resilience Videos Partner Content Featured Resources Link to US Officials Recommend Using Encrypted Apps for Messaging US Officials Recommend Using Encrypted Apps for Messaging .more-dropdown-link]:hidden" data-nav-href="/networks/" data-nav-type="static-posts"> Networks Networks Top Articles View All Link to What is Network Security? Definition, Threats & Protections What is Network Security? Definition, Threats & Protections Learn about the fundamentals of network security and how to protect your organization from cyber threats. Link to Network Protection: How to Secure a Network in 13 Steps Network Protection: How to Secure a Network in 13 Steps Securing a network is a continuous process. Discover the process of securing networks from unwanted threats. Link to Top 19 Network Security Threats + Defenses for Each Top 19 Network Security Threats + Defenses for Each Discover the most common network security threats and how to protect your organization against them.