Building and securing MCP servers with FastMCP

219 · Matt Coles · July 10, 2026, 2:47 p.m.
Summary
This blog post by Matt Coles discusses the practical challenges of building and securing Model Control Protocol (MCP) servers, highlighting issues such as authentication, logging, and managing production data access. Coles shares insights gained from conversations with various businesses, emphasizing the importance of security and cautious approaches when integrating MCPs with real company data, particularly in the fintech sector.