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MCP Network Sentinel

by takeaship

MCP Network Sentinel is a network monitoring tool for MCP servers. It logs all network activities to help identify potential security issues when using third-party MCP servers.

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What is MCP Network Sentinel?

MCP Network Sentinel is a tool designed to monitor network communications from MCP servers. It helps identify suspicious activities that might indicate data leakage or unauthorized access.

How to use MCP Network Sentinel?

Install the tool globally using npm install -g @takeaship/mcp-network-sentinel. Then, run it with npx @takeaship/mcp-network-sentinel "your-mcp-server-package arg1 arg2" --output=network-logs.json, replacing your-mcp-server-package arg1 arg2 with the command to run your MCP server and optionally specifying an output file for the logs.

Key features of MCP Network Sentinel

  • Monitors all network activity from MCP servers

  • Logs connection attempts, HTTP/HTTPS requests, and DNS lookups

  • Writes logs to console and optionally to a JSON file

  • Runs your MCP server within a monitored environment

Use cases of MCP Network Sentinel

  • Identifying potential data leaks from MCP servers

  • Auditing network communications of third-party MCP servers

  • Detecting unauthorized access attempts by MCP servers

  • Ensuring the security of confidential data accessed through MCP servers

FAQ from MCP Network Sentinel

What types of network activity does it monitor?

It monitors connection attempts, HTTP/HTTPS requests, and DNS lookups.

How does it work?

It uses Node.js module interception to hook into network-related modules and log outgoing connections.

Can I save the logs to a file?

Yes, you can use the -o or --output option to specify a JSON file to save the logs to.

Does it modify the MCP server's code?

No, it runs the MCP server within a monitored environment without modifying its code.

What license is it released under?

It is released under the MIT license.