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LangChain4j Copilot Governance: Y’all Need Governance for AI Agents

LangChain4j Copilot Governance: Y’all Need Governance for AI Agents

Season 1 Published 4 months, 3 weeks ago
Description
(00:00:00) AI Governance Challenges in LLMs
(00:00:32) The Prompt Injection Threat
(00:01:10) Output Validation and Tool Registry
(00:02:21) Copilot Studio's Naive Grounding Pitfall
(00:03:05) Fixing the Gaps in LLM Governance
(00:05:15) The Permissive Connector Dilemma
(00:07:12) Access Control and Secret Management
(00:09:22) Audit Logging and Visibility
(00:13:17) Agent RBAC and Identity Management
(00:17:15) Data Loss Prevention Policies

In this episode of M365.fm, Mirko Peters tears down the governance mess around LangChain4j and Copilot Studio — from prompt injection to over‑permissive connectors — and shows how to turn “ship it and hope” agents into governed systems with real guardrails.

WHAT YOU WILL LEARN
  • Why prompt injection turns your agent into an unsupervised intern with production access
  • How weak tool schemas and “JSON‑ish” outputs let attackers smuggle commands through models
  • What breaks when Copilot Studio is grounded on “the whole SharePoint farm” and prompts are editable by business users
  • How over‑permissive connectors and shared credentials become keys to the whole castle
  • The practical guardrails for LangChain4j: allow‑listed tools, JSON schema validation, output filters, and fail‑closed execution
  • The practical guardrails for Copilot Studio: locked system prompts, scoped connectors per environment, DLP, and tenant‑level moderation
THE CORE INSIGHT

Most AI teams try to fix governance in the prompt while leaving tools, connectors, and identities wide open. That never works. Real safety lives in code, schemas, scopes, and RBAC — not in “please be safe” instructions tacked onto a system message.
Mirko walks through concrete cases where prompt injection, unvalidated tool arguments, and broad connectors produced near‑miss incidents, then shows how small changes at the tool boundary (schemas, validation, Bloom filters, policy checks) stop bad calls before they hit your APIs. For Copilot Studio, you’ll hear why environment separation, sensitivity‑tagged grounding, and strict connector scopes matter more than any clever wording in your copilot’s description.

WHO THIS EPISODE IS FOR

This episode is ideal for platform engineers, AI product owners, security architects, and anyone shipping LangChain4j agents or Copilot Studio copilots into real tenants. If your agents can currently see “everything” and you’re relying on prompts and goodwill to stay safe, this conversation will give you a concrete RBAC model, governance checklist, and red‑team starting point you can apply immediately.

ABOUT THE HOST

Mirko Peters is a Microsoft 365 consultant and digital workplace architect focused on building safe, governed AI systems on the Microsoft cloud. Through M365.fm, Mirko shares real incident patterns, governance models, and practical guardrail techniques that help teams ship AI agents without turning their tenants into unsupervised experiments.
























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