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Deploying agents isn't only about productivity. It's also about security. When agents interact with systems, data, and workflows, they introduce a new category of risk. These risks aren't fundamentally new. They mirror existing concerns with users and applications, such as unauthorized access, data exfiltration, and compromised identities. What changes is the scale and speed. Agents are created rapidly, operate continuously, and act without human intervention. Without monitoring and protection, organizations risk operating powerful digital actors outside established security controls.
Secure agents from day one
Security must be part of the operating model from the start. Organizations can't add it later. Customers need visibility into how agents behave at runtime and throughout their lifecycle, including how they process and store data, and how they interact with external systems. Without this visibility, organizations can't assess risk, investigate incidents, or meet compliance requirements. This lack of clarity often slows or blocks adoption.
Real-time visibility and monitoring of agent behavior
Microsoft Defender provides Agent 365 with the core security capabilities for understanding and responding to agent behavior in real time. As agents execute tasks, they generate signals about activity, resource access, and potential risk. Microsoft Defender surfaces, analyzes, and correlates these signals to detect threats and vulnerabilities affecting agents and their environments.
This capability makes agents observable entities that security teams can monitor alongside users, devices, and applications. It also enables faster investigation and remediation because agents are no longer invisible participants in the system.
Move from reactive to proactive protection
Agent 365 builds on the Defender security layer by integrating agent activity into the broader Microsoft security ecosystem that includes Microsoft Entra, Microsoft Purview, and Microsoft Intune.
With centralized visibility and monitoring, organizations can continuously assess agent security posture, identify anomalies, and understand how agents contribute to overall risk. Audit logs, dashboards, and exportable records support compliance and proactive risk management before threats materialize.
Powered by Microsoft Defender, Agent 365 delivers these capabilities in a way that aligns with existing enterprise security practices. Microsoft Defender provides runtime protection that actively detects and blocks unsafe agent actions, including attempts to access unauthorized resources or expose sensitive data. It analyzes signals across agents and other enterprise assets to identify suspicious behavior early and surface emerging threats before they escalate.
When incidents do occur, security teams can investigate agent activity with the same tools and workflows they use for other enterprise assets, enabling rapid containment and remediation. Agent 365 ensures that onboarded agents are part of this continuous protection loop, rather than operating outside it. Organizations can treat agents as first-class security principals and apply the same level of protection as they do to other enterprise assets.
By anchoring agent security in Microsoft Defender, Agent 365 gives organizations the confidence to manage posture, block threats at runtime, detect risks, and investigate incidents as agents become embedded in their business processes.