
A 2026 reference on MCP server permissions architecture: the OAuth 2.1 authorization layer, documented vulnerability classes like tool poisoning, and a least-privilege connector design method.
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A 2026 reference on MCP server permissions architecture: the OAuth 2.1 authorization layer, documented vulnerability classes like tool poisoning, and a least-privilege connector design method.

A comprehensive guide to MCP servers for Claude Code web search, including Brave Search, Perplexity Sonar, Bright Data, and Firecrawl. Updated for 2026 with MCP Tool Search, OAuth authentication, and managed configuration.

Explore how MCP is revolutionizing data integration and AI applications in pharmaceutical research, clinical trials, and healthcare systems for enhanced compliance.
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