TL;DR: Model Context Protocol dominated Nordic APIs Platform Summit discussions because it can reshape API authorization, tool access, and security patterns across both external and enterprise use cases, according to Curity. The governance gap is not the protocol itself, but the new trust and authorization decisions it forces across AI agents, APIs, and credentials.
Editorial analysis by NHI Mgmt Group, based on content published by Curity: “Takeaways From the 2025 Nordic APIs Platform Summit”.
Key questions
Q: How should teams govern API access when MCP clients can trigger downstream tools?
A: Treat MCP as a delegated access path, not a single authentication event.
Q: Why do weak JWT validation practices become more dangerous with MCP-based access?
A: Because MCP can bundle multiple tool actions behind one request path, a forged or weakly trusted token can unlock broader abuse than a single isolated API call.
Q: What do security teams get wrong about MCP and API security convergence?
A: They often focus on the new protocol label and miss the real issue, which is how authorization is composed across tools and downstream APIs.
Practitioner guidance
- Map MCP trust boundaries Inventory where MCP clients, MCP servers, and downstream APIs each make an independent authorization decision, then document where policy must be enforced at each hop.
- Reassess downstream API authorization Review whether APIs consumed by MCP tools are safe to call in aggregate, especially where a single tool can trigger multiple state-changing requests.
- Harden token validation rules Verify issuer, audience, lifetime, and signing assumptions for any token used in MCP-mediated access, and remove weak symmetric signing patterns from production paths.
Bottom line: MCP is not a standalone security problem, but it does expose weaknesses in how enterprises authorize clients, tools, and downstream APIs.
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MCP is collapsing the boundary between API consumer and API controller. Curity’s conference reflections show that MCP is not just another client pattern, because it can sit in front of APIs, manage tool invocation, and influence how requests are assembled. That shifts security design from one-off endpoint protection to a chain of delegated actions that must be governed end to end. Practitioners should read MCP as a control-plane change, not a syntax change.
A few things that frame the scale:
- 71% of organizations use third-party APIs, according to Gartner’s 2024 data.
A question worth separating out:
Q: What is the difference between securing the MCP server and securing downstream APIs?
A: Securing the MCP server protects the entry point and the protocol connection. Securing downstream APIs protects the actions the server can perform after it is trusted. Both matter, but the downstream API controls usually determine whether a compromised or overbroad tool can actually do damage.
👉 Read our full editorial: MCP and API security are converging faster than enterprise controls