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Public story · 2026-03-01 · source-backed
17-page actionable guide — Tool Poisoning, Confused Deputy, Memory Poisoning threats with concrete mitigations. Never run MCP servers with host privileges. Require signed manifests.
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17-page actionable guide covering Tool Poisoning, Confused Deputy, Memory Poisoning with concrete mitigations. Core recommendation: never run MCP servers with host privileges, always containerize, require signed manifests with hash verification.
1. KV-Cache-Aware Context Engineering (Advanced) — 10x cost reduction by treating cache hit rate as your most important metric. Make system prompts stable, use append-only history, static tools with logit masking. Manus Blog 2. Claude Code Agent Teams (Intermediate) — Run coor...
1. Set Up Cursor Automations (intermediate) — Event-driven agents from PagerDuty/GitHub/Slack triggers with isolated sandboxes. Cursor Blog 2. Apply Context Engineering to Cut Agent Costs 60-80% (advanced) — Hierarchical token budgets, dynamic tool filtering (max 15), automati...
OWASP published dual frameworks on Feb 16: the Practical Guide for Secure MCP Server Development and the MCP Top 10. Key controls: pin MCP server versions, verify sources, sandbox by default, gate dangerous actions with human-in-the-loop, enforce OAuth 2.0 token expiration/rot...
In April 2026, Johns Hopkins researchers planted malicious instructions in GitHub PR titles and got Claude Code, Gemini CLI, and GitHub Copilot to exfiltrate GitHub Actions secrets, then post the results back as PR comments. Read that again. The attack payload was a pull reque...
The defense-first MCP pattern from Christian Schneider treats every tool schema like a request from a stranger. A control point outside the client runs a five-stage validation pipeline. Stages 01 through 04 gate the discovery path, inspecting every schema before the model ever...
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