SECURING THE MODEL CONTEXT PROTOCOL

Summary from the TLDR InfoSec newsletter

This post identifies four security components to address in MCP servers: agent to MCP communication, MCP to tool/server connectivity, the underlying supply chain, and securing the identity of the user and agent when talking to servers. For securing the agent to MCP communications, the post suggests an allowlist of LLM providers that an MCP can be integrated with. It also suggests utilizing existing security practices to secure MCP-to-tool communication and the supply chain, as well as using OAuth to ensure the identities of both the user and the agent.