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Public story · 2026-03-01 · source-backed
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.
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17-page actionable guide — Tool Poisoning, Confused Deputy, Memory Poisoning threats with concrete mitigations. Never run MCP servers with host privileges. Require signed manifests.
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...
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...
Pair this with the espionage story and the picture gets uncomfortable fast. A new arXiv paper (2603.21642) presents the first systematic evaluation of prompt injection through tool-poisoning across seven MCP clients: Claude Desktop, Claude Code, Cursor, Cline, Continue, Gemini...
The 1.4.0a2 alpha ships langchain.mcp, an MCPAdapter turning any MCP server into tools you hand straight to create_agent. Connection handling is FastMCP's rather than a reimplementation, so a URL, a local stdio script, an in-process FastMCP server, a multi-server config, or a...
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