Knowledge Hub

AI Security and Agentic Governance

Security, risk, protection, governance, accountability, lifecycle controls, and operating models for AI systems, models, applications, agents, and agent estates.

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AI Security and Agentic Governance Knowledge Hub illustration

Inventory is no longer enough for agent security. July 2026 changes make Agent 365 the operational control plane for inventory, posture, observability, real-time protection, and incident evidence. My focus is whether identity, tool permissions, telemetry, and response ownership are designed as one system.

Read related SecOpsMate analysis

Blocked agent > Open Consequences

Blocking an AI agent contains the immediate threat. It does not complete the response. Once an alert is confirmed and the agent or affected instance is blocked, the security team needs to answer a harder question: what did the agent do before we stopped it?

Sep 16, 2026

  • Agent 365
  • Defender XDR
  • Entra
  • Purview

Project Perception connects threat intelligence, exposure, detection and remediation

Project Perception's practical value is coordination. Specialized security agents work toward a shared objective, giving customers a clearer path from understanding a threat to deciding what to investigate, detect and fix. Inside Microsoft Defender, six specialized agents work across Red, Blue and Green teams. Their value comes from how their findings help your team decide what to investigate, detect and fix.

Sep 14, 2026

  • Defender XDR
  • Perception
  • Sentinel

Why do the Microsoft portals show different agents count totals?

Your organization has one agent estate. So why do the Microsoft portals show different totals? The gap can look like shadow AI, a missing identity or a broken integration. Sometimes, you are simply comparing different populations.

Sep 08, 2026

  • Agent 365
  • Defender XDR
  • Entra
  • Purview

BYO MCP servers under centralized governance and observability

The riskiest part of an MCP integration is not the connection. It is the authority that crosses it! An approval should describe authority, not only connectivity. The effective authority of an MCP integration is created by six things.

Aug 10, 2026

  • Agent 365
  • MCP

Agent Security Incident Decision Topology

An agent incident can involve nine teams and still leave one critical question unanswered: "Who is allowed to decide what happens next?" The problem is not always missing technology. It is often that actors, products, evidence, actions, and decisions are drawn as if they mean the same thing.

Aug 04, 2026

  • Agent 365
  • Defender XDR
  • Purview
  • Sentinel

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