"author:Cubiczan" matching MCP servers:

This MCP server preserves a Bearer principal on every tool call and SSE frame, rotates vaulted credentials in place, and enforces per-tool allowlists for agents.

Enables MCP clients to enforce CHP Profile B spend gates, issue and verify signed tool-approval receipts, and audit denied or authorized finance actions.

Enforces consensus-hardened tool approval with HMAC-signed receipts, policy gates, and host-bound argument checks for MCP clients.