Category: Data Breaches
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Chinese Cybersecurity Firm Data Breach: Knownsec Leak Exposes Global Target Lists
CRITICAL CYBERSECURITY ALERT Date: November 2025 • Source: MRXN Threat Intelligence Incident: Data breach at Knownsec reveals offensive cyber toolkits and worldwide surveillance targets. Why it matters: Provides rare insight into alleged state-aligned hacking campaigns and long-term infiltration of telecom, immigration, and infrastructure systems. A newly leaked archive from Knownsec, a major Chinese cybersecurity firm…
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BREAKING: AT&T Data Breach Affects 73 Million Customers – FBI Issues Alert
Federal agencies investigate massive data breach as AT&T customer information including Social Security numbers discovered on dark web targeting US consumers nationwide CRITICAL DATA BREACH ALERT October 15, 2025 – 11:30 AM EST – Washington, DC AT&T confirms 73 million customer records compromised in major data breach Social Security numbers, passwords, and personal data discovered…
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2025 Cybersecurity Threats: AI-Powered Attacks, Major Data Breaches & Protection Strategies
Executive Summary The cybersecurity landscape in 2025 has reached a critical juncture. With AI-powered attacks, ransomware incidents increasing by 81% year-over-year, and nation-state threat actors targeting critical infrastructure, organizations face unprecedented digital security challenges. This comprehensive report analyzes the most significant cyber threats, recent data breaches, and actionable protection strategies for businesses and individuals. Key…
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Massachusetts Healthcare Cybersecurity: Lessons from the Change Healthcare Ransomware Attack
IMPORTANT NOTICEThis article provides retrospective analysis and lessons learned from the Change Healthcare ransomware attack that occurred in February 2024. While the incident discussed is a real historical event, this analysis is designed to help Massachusetts healthcare organizations understand the risks and implement protective measures. Current statistics and impact assessments are based on official reports…