# OAuth

- [MCP Dev Summit NYC 2026: Authentication Is the Crisis, OpenAI Is Now a Stakeholder](https://sdd.sh/2026/04/mcp-dev-summit-nyc-2026-authentication-is-the-crisis-openai-is-now-a-stakeholder.md): The first major Linux Foundation MCP summit signals protocol maturity — but surfaces an uncomfortable truth: 43% of MCP servers have OAuth vulnerabilities, auth is still the dominant unsolved problem, and breaking changes are coming in SDK V2.