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CISO Diaries
LinkedIn
Categories
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About CISO Whisperer
Contact Us
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Search
Home
CISO Diaries
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ChatGPT
AI and security
OpenAI Expands Daybreak With GPT-5.5-Cyber to Help Defenders Patch Security Flaws
What happened OpenAI is releasing an improved version of GPT-5.5-Cyber...
AI and security
OpenAI Introduces ChatGPT Lockdown Mode to Reduce AI Data Exfiltration Risks
What happened OpenAI has begun rolling out a new security...
AI and security
OpenAI Launches GPT-5.4-Cyber With Reverse Engineering, Vulnerability Research, and Malware Analysis Features
What happened OpenAI launched GPT-5.4-Cyber, a specialized version of GPT-5.4...
Cyber threats and incidents
Hackers Target Android Users With Fake ChatGPT Apps to Deliver Malware
What happened Cybercriminals are targeting Android users with fake ChatGPT...
AI and security
Acting CISA Director Uploaded Sensitive Contracting Documents to Public ChatGPT
What happened The acting CISA director uploaded sensitive contracting documents...
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Microsoft’s Largest Patch Tuesday Ever Raises New Challenges for Security Teams
July 16, 2026
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What happened Microsoft released its July 2026 Patch Tuesday update,...
ClickFix Evolves Into a Malware Ecosystem, Challenging Traditional Security Defenses
July 15, 2026
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What happened ClickFix has grown from a simple social engineering...
Weak Router Security Continues to Fuel Russian Cyber Operations Against Critical Infrastructure
July 15, 2026
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What happened US cybersecurity agencies, together with counterparts from more...
Upwind Investigation Into AsyncAPI npm Packages Highlights a More Coordinated Form of Supply Chain Attack
July 14, 2026
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An investigation by cloud security company Upwind has revealed...
Microsoft Issues Emergency Patch for RoguePlanet Windows Defender Zero-Day
July 12, 2026
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What happened Microsoft has released an out-of-band security update to...