John Z Black

AI Agents Have a Security Problem — and It's Not Science Fiction Anymore

John Z Black Mar 15, 2026

AI Security #ai-agents #prompt-injection #llm-security #agentic-ai #enterprise-ai #owasp-llm

AI agents aren't chatbots. They act, execute, and chain decisions on their own. And the security model for most deployments? Basically nonexistent.

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Your AI Automation Platform Is a Backdoor: n8n RCE and a 4-Minute AI Browser Phishing Attack

John Z Black Mar 12, 2026

Vulnerabilities #n8n #ai-security #automation #prompt-injection #cve-2025-68613 #cisa #agentic-ai #perplexity

CISA flagged an actively-exploited RCE in n8n with 24,700 exposed instances. Researchers turned Perplexity's AI browser into a phishing tool in under four minutes. When software acts for you, it can be turned against you.

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