AUTHORIZATION FOR MCPS WITH OAUTH 2.1

Summary from the TLDR Web Dev newsletter

What happens when an MCP server needs to access services that require authorization? The MCP specification was recently updated to support OAuth 2.1, offering a secure alternative to API keys. Read Auth0's blog post [10] for a primer on the MCP messaging lifecycle and different auth methods and start building for free today (with up to 25k MAUs) [9].