Is Your Copilot Safe: Stop Prompt Injections with Azure Logic Apps

Is Your Copilot Safe: Stop Prompt Injections with Azure Logic Apps

From M365.FM - Modern work, security, and productivity with Microsoft 365 by Mirko Peters - Founder of m365.fm, m365.show and m365con.net

May 5, 2026 · 20 min · Season 2

About this episode

This episode discusses the vulnerabilities in AI models like Copilot and how Azure Logic Apps can provide a security layer against prompt injections.

Your Copilot problem isn’t a feature issue—it’s a trust failure in the model behind it. Most organizations still believe safety lives in prompts, permissions, and a few edge filters. But attackers don’t need to break your prompt—they just need to poison the context around it. That’s where everything collapses. Hidden payloads inside emails, SharePoint files, or form inputs sit quietly until Copilot retrieves them and treats them like instructions. Incidents like EchoLeak and ShareLeak already proved the pattern—and patches didn’t fix the root cause. Because Copilot operates across Microsoft 365, one poisoned input can propagate fast. This episode shows why the real fix isn’t another dashboard—it’s inserting Azure Logic Apps as a control layer before execution. THE REAL DANGER IS THE ARCHITECTURE, NOT THE PROMPT The traditional approach assumes you can secure AI by writing better prompts. Strong system messages, delimiters, and user guidance feel logical—but they don’t create real security boundaries. The model processes everything in a shared language channel where data and instructions compete equally. That’s the flaw. Once Copilot starts retrieving from Microsoft Graph—emails…

People in this episode

Host: Mirko Peters

Topics covered

  • AI security
  • prompt injection
  • Azure Logic Apps
  • Microsoft 365
  • trust in AI
  • data protection

Keywords

  • Copilot
  • prompt injections
  • Azure Logic Apps
  • Microsoft 365
  • security architecture
  • malicious instructions
  • data retrieval

Mentioned in this episode

Organizations: Microsoft 365, Azure Logic Apps, Microsoft Graph

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