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OpenAPPA: deterministic AI guardrails that don't break agents

Archestra’s MIT-licensed OpenAPPA sits outside the agent loop and tracks audience×trust labels on data flows instead of regex allowlists, so prompt injection can’t negotiate past it. Their benches show ~89% task completion with 0% successful exfil (vs Claude auto-mode’s ~10% attack success), with Claude Code plugs plus remedy plans, sanitizers, and DualLLM-style subagents when a call is blocked.

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Darktrace MCP Server now generally available

Announced Nov 13, the server lets AI assistants query security alerts, pull Cyber AI Analyst findings, and run triage actions across licensed Darktrace products. A read only mode hides tools that change data…

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