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Agent Security

8 Best Non-Human Identity Tools for Securing AI Agents in 2026

Abstract navy scene with an AI agent node linked to an identity badge with a shield and a stack of resource cards

The 8 best non-human identity tools for securing AI agents, compared on discovery, short-lived credentials, MCP access, governance, pricing, and 2026 ownership changes.

AgentStack Security Desk
October 29, 2026

AgentStack is the operator’s manual for enterprise AI agents: sourced guides, comparisons and field notes for the AI, ops and product leaders who build, buy and run them.

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