MCP authentication, without the folklore.
What claude.ai and ChatGPT actually require from an MCP server, why connections fail, and what happens to the data while nothing is connected. Written from the questions people search for, checked against the primary sources and our own setup.
September 21, 2026 · 7 min read
Connect DynamoDB to Claude: where the IAM policy stops
DynamoDB does have fine-grained access control, down to the item and the attribute. Four places it stops once the caller is a chat client shared by a team, and what the trail says instead of a name.
Read the article →September 21, 2026 · 7 min read
CloudWatch Logs in a chat client: who may read the log line?
AWS has real masking for log data. It runs at ingestion, for the whole log group, reversed by a single IAM permission. Why that shape does not survive contact with a team, and what to put in front of it.
Read the article →September 13, 2026 · 7 min read
Can you use the Microsoft SQL MCP Server with SSO in Claude?
Short answer: not directly. What it takes with Azure API Management and Entra ID, the token exchange that is currently broken, and the three things you still won’t have once it works.
Read the article →September 13, 2026 · 6 min read
Your ERP is already connected to ChatGPT. Nobody told you.
The connector is called CSV export, and it runs in every department. Why that is the rational thing to do, what actually leaves the building, and what the permitted path has to look like to win.
Read the article →August 26, 2026 · 5 min read
Do you need an MCP OAuth proxy? Five options compared
A remote connector wants an authorization server, most MCP servers have none. Five ways to put one in front, compared honestly, including the free ones.
Read the article →August 25, 2026 · 10 min read
MCP authentication in Claude: fixing connector OAuth errors
Works in Claude Desktop, fails as a connector on claude.ai? What a remote MCP server must provide (OAuth 2.1, PKCE, Dynamic Client Registration, discovery metadata), the four ways it breaks, and five fixes compared.
Read the article →August 24, 2026 · 8 min read
Your n8n workflow as a Claude connector: the complete setup
Since June 2026 the MCP trigger speaks OAuth itself, and n8n’s own docs still say it does not. Three paths, when each one fits, and the tunnel settings that decide it.
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