Category Spotlight
Cyber Security
The latest stories, reviews, and analysis curated by the CoreTechDaily editorial team.
How GPU Workload Attacks Could Disrupt Power Grids and What It Means for Cybersecurity
A theoretical cyber-physical attack using intensive GPU workloads could destabilize power grids, risking blackouts and equipment damage. Here's what users and operators need to know.
Jul 21, 2026
How HollowGraph Malware Uses Microsoft Calendar to Steal Data and What It Means for You
HollowGraph malware stealthily hijacks Microsoft 365 calendars to exfiltrate stolen files via encrypted attachments, targeting Israeli entities and evading detection through Microsoft Graph API.
Jul 21, 2026
How to Spot and Avoid Rising Fake FBI Social Media Scams
Scammers impersonate FBI agents on social media, targeting victims of prior cybercrime for additional fraud. Learn how to recognize these scams and protect yourself from double victimization.
Jul 21, 2026
Estée Lauder Data Breach Reveals Risks in Oracle E-Business Suite Exploit
A critical vulnerability in Oracle E-Business Suite led to a 2025 Estée Lauder data breach exposing sensitive personal and financial information nearly a year before detection.
Jul 21, 2026
Critical WordPress Vulnerabilities Enable Remote Code Execution — Immediate Upgrade Needed
Two linked WordPress flaws enable hackers to remotely execute code and fully control millions of websites. Update to WordPress 6.9.5 or later to block active attacks.
Jul 21, 2026
How AI Coding Agents Can Be Vulnerable to Sandbox Escape Attacks
AI coding agents intended to run in secure sandboxes have been shown vulnerable to sandbox escapes, allowing attackers to run malicious code with host-level privileges.
Jul 21, 2026
How an Autonomous AI Agent Executed a Novel Cyberattack on Hugging Face
An AI agent-powered cyberattack on Hugging Face exploited software flaws to escalate privileges and steal credentials, highlighting risks of autonomous AI in hacking.
Jul 20, 2026
How Abbott’s Recent Cyberattacks Impact Cancer Research and Patient Data Security
Abbott Laboratories faced two cyberattacks that compromised sensitive cancer diagnostics data and millions of patient records, raising concerns about healthcare data safety and ransomware threats.
Jul 20, 2026
What Colombian Energy Giant Ecopetrol's Recent Ransomware Attack Means for Cybersecurity
Ecopetrol faced a ransomware attack compromising 3,300 user accounts but prevented encryption. Here's what this means for its security posture and customers.
Jul 20, 2026
Why SMBs Face Increasing Ransomware Threats Amid Cybercriminal Rivalry
Ransomware attacks on SMBs surged sharply, driven by a fierce rivalry between top cybercrime gangs. Learn how this affects businesses and what you can do to protect yourself.
Jul 20, 2026
Ernst & Young Data Breach Exposes Client Tax Details via Support Platform Hack
Ernst & Young confirms a cyberattack on its third-party IT service platform led to exposure of client tax data from late March to mid-April 2026. Impacted clients receive free identity monitoring.
Jul 20, 2026
Why Claude Chrome Extension Vulnerabilities Matter for Your Security
Learn about critical security flaws in the Claude Chrome extension that allow unauthorized AI actions and what this means for your data privacy and browser safety.
Jul 19, 2026