ToxSec - AI and Cybersecurity
ToxSec, Exploring ChatGPT, Karen SpinnerSecurity for a world run by machines that lie.
| Platform |  | Pricing | Freemium | Publishes | Daily |
|---|---|---|---|---|---|
| Issues | 123 | Founded | a year ago | Last Issue | 4 days ago |
| Active | |||||
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toxsec.comLatest Issues
Canary Tokens for Prompt Injection Detection
The cheapest tripwire in LLM security. Drop a high-entropy string in context, watch for it in output, and let the extraction attempt announce itself.
TL;DR: A canary token for prompt injection detection is a high-entropy string you plant i...
The Lethal Trifecta Broke Three Agents in 2026
Claude Code, OpenClaw, and a poisoned CI/CD agent all broke the same rule: untrusted input, sensitive access, and the power to act, together.
TL;DR: The lethal trifecta is one agent holding untrusted input, sensitive access, and the abilit...
Cisco’s Agent Runtime SDK Bakes Security Into the Build
TL;DR: Cisco’s Agent Runtime SDK bakes build-time policy enforcement straight into agent code, wiring into AWS Bedrock AgentCore, Google Vertex Agent Builder, Azure AI Foundry, and LangChain. Real layer, real gap closed. Then CVE-2026-25253...
The AI Agent Kill Switch Most Teams Don’t Actually Have
Frontier models sabotage their own shutdown, and the fix everyone reaches for first makes it worse. Here’s how to build one that holds.
TL;DR: The AI agent kill switch most teams think they have is a process they can kill on one machine if...
Google SAIF: The Agent Security Map
TL;DR: The Google SAIF agent security map is a diagram of the entire agent attack surface, broken into four components, with named risks and mapped controls at every node. It’s SAIF 2.0, shipped in 2026, and Google donated the underlying ri...
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Authors
The writers behind this newsletter.
Security Engineer | M.S. Cybersecurity, CISSP | AWS, NSA, USMC.
Exploring ChatGPT. AI News, Technology, Markets.
AI builder with mixed feelings about AI. Agency owner (custom software, product messaging). Creator of CarouselBot, a tool that turns your posts into LinkedIn carousels.
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