TL;DR: MCP adoption is exposing a governance gap where teams cannot reliably see which tools, credentials, and actions an AI agent uses, according to MintMCP. Agent identity must stay tied to the tool call and credential trail if enterprises want auditability as access grows.
Editorial analysis by NHI Mgmt Group, based on content published by MintMCP: “Microsoft MCP Gateway & Azure API Management Platforms Compared (2026)”.
Key questions
Q: Why do AI agents change the identity model for enterprise tools?
A: AI agents can choose tools, issue requests, and continue execution without a human sitting in the loop for every action.
Q: Should security teams use API gateways alone to control MCP access?
A: No. API gateways can still validate schemas and rate-limit calls, but they do not judge agent intent, blended authority, or context integrity. MCP needs identity-first enforcement at runtime, with policy decisions tied to the agent, the human-derived attributes it carries, and the specific tool invocation.
Q: What breaks when MCP access is not centrally enforced?
A: When MCP access is not centrally enforced, agents can bypass the sanctioned protocol and reach the same data through alternative connectors or direct application paths.
Practitioner guidance
- Define the governing principal for every AI agent Decide whether each agent is a separate identity, a delegated human session, or a shared service principal, then align credentials, permissions, and audit expectations to that model.
- Separate transport controls from identity controls Use MCP gateways for routing, but require a second control layer for authorisation, logging, and revocation so access decisions do not disappear into the network path.
- Curate the tool surface before scaling access Limit each agent or role to a known set of connectors and approved actions so that runtime policy can enforce a bounded and reviewable capability set.
Bottom line: MCP adoption is exposing a governance gap where teams cannot reliably see which tools, credentials, and actions an AI agent uses.
Glossary terms: MCP governance, Agent Identity, Virtual MCP, Tool Surface
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MCP governance is becoming an identity architecture problem, not a gateway problem. The market conversation often starts with routing, but the real control gap is attribution across tools, credentials, and actions. When enterprises cannot say which principal did what through which connector, the governance model has already failed. The practical conclusion is that MCP control planes must be judged by identity fidelity, not by transport features alone.
A few things that frame the scale:
- 24,008 unique secrets were exposed in MCP configuration files in 2025 alone, the protocol's first year of widespread adoption, according to the State of Secrets Sprawl 2026.
- 19% of organisations give AI systems dramatically more access than human employees, nearly one in five granting unrestricted privilege, according to the 2026 Infrastructure Identity Survey.
A question worth separating out:
Q: What operational controls do enterprises need before scaling autonomous agents?
A: Enterprises need scoped credentials, attributable audit trails, approved tool sets, and a defined revocation path before they expand agent use. Without those controls, growth simply increases the number of unmanaged access paths. The safer test is whether governance still works when the number of agents moves from a handful to dozens or more.
👉 Read our full editorial: MCP governance gaps widen as AI agents scale across enterprises