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InboxWall: How a Local-First MCP Server Sanitizes Email HTML to Stop Prompt Injection Before the LLM Sees It
AI Agents

InboxWall: How a Local-First MCP Server Sanitizes Email HTML to Stop Prompt Injection Before the LLM Sees It

Email HTML sanitization as a pre-processing security boundary for agent tool chains, implemented as an MCP server that strips CSS and Unicode injection...

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