com.arcself/arc-security

Is the com.arcself/arc-security MCP server down? Yes. It has given no valid answer since 2026-10-20: crashed on start.

Scan AI agent skills for 25 attack classes + runtime monitoring. 1,316+ findings.

crashed on start down since 2026-10-20 · probed 2026-11-14 · unchanged since 2026-10-27

MCP error -32000: Connection closed
note: If you believe this is a mistake, please contact your Python installation or OS distribution provider. You can overrid

Run it: npx -y arc-security-mcp@0.5.1 (stdio, probed in a container with the network off)
Host: npmjs.com
Repository: https://github.com/ArcSelf/arc-security-mcp
Registry: active, updated 2026-02-17 · registry entry

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Badge for the README

The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.

Atom feed

A mail when this server changes

Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.

For the publisher

No valid answer since 2026-10-20, in every probe since then.
The process exited on start before it answered initialize. The error output is above.