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John Kevin Hao

John Kevin Hao is a news and feature writer covering cybersecurity, technology, and business targeted for professional audiences.
131 POSTS
Cyber threats and incidents

CVE-2026-21962 in Oracle WebLogic Server proxy plug-ins allows unauthenticated remote compromise

What happened The Oracle WebLogic Server proxy plug-in flaw CVE-2026-21962...
Cyber threats and incidents

Azure Private Endpoint DNS behavior can be abused for denial-of-service on Azure resources

What happened The Azure Private Endpoint DoS issue stems from...
Cyber threats and incidents

BRICKSTORM backdoor targets VMware vSphere for persistent access via DNS-over-HTTPS

What happened The BRICKSTORM malware report describes a backdoor used...
Cyber threats and incidents

Gootloader Malspam Chain Uses Malformed ZIPs to Evade Detection and Enable Ransomware

What happened The Gootloader infection chain uses malformed ZIP archives...
Cyber threats and incidents

Everest Ransomware Gang Claims McDonald’s India Data Theft

What happened The Everest ransomware gang claims a McDonald’s India...
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Evanston Township High School Hit by Ransomware Attack, Summer Programs Suspended

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What happened Evanston Township High School (ETHS) District 202 in...

AI Agent Discovers 21 FFmpeg Vulnerabilities, Highlighting Growing Security Challenge

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What happened A cybersecurity startup called depthfirst has reported discovering...

OpenAI Introduces ChatGPT Lockdown Mode to Reduce AI Data Exfiltration Risks

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What happened OpenAI has begun rolling out a new security...

Securing the Backbone: The Cybersecurity Leaders Protecting Oil and Energy Operations

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Oil and energy security sits in a hard place:...

CISO Diaries: Michael Adekanye on Risk, AI Governance, and the Future of Security Leadership

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For much of his career, Michael Adekanye has worked...
Cyber threats and incidents

Evanston Township High School Hit by Ransomware Attack, Summer Programs Suspended

What happened Evanston Township High School (ETHS) District 202 in...
Cyber threats and incidents

AI Agent Discovers 21 FFmpeg Vulnerabilities, Highlighting Growing Security Challenge

What happened A cybersecurity startup called depthfirst has reported discovering...

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