claude

skarn-guard-codex

Real-time pre-execution secret and exfiltration guard for Codex CLI (audit mode), with the skarn-audit skill and a local read-only MCP server (four tools, no network call, every matched value masked).

37 on GitHubby Skarnv0.36.0MITupdated yesterdaysecurity
/

Plugin skarn-guard-codex from marketplace skarn in skarn-security/agent-guard. Commands read from the repo's manifest — yesterday.

This plugin runs code on your machine — its hooks fire automatically on events like tool use and it starts local MCP servers. The exact commands are listed below; read them before installing.

What it installs

Skills (1)

  • skarn-audit

    Audit this machine's AI coding sessions and assistant configs with skarn. Use when the user says scan this with skarn, run skarn, or skarn audit; asks whether a secret leaked into an AI coding session; wants an assistant config (hooks, MCP servers, permissions, plugins) vetted; or asks whether a Cla

MCP servers (1)

  • skarn

    runs: skarn mcp

Hooks (4)

  • UserPromptSubmit

    skarn guard --agent codex --guard-mode audit

  • PreToolUse

    skarn guard --agent codex --guard-mode audit

  • PermissionRequest

    skarn guard --agent codex --guard-mode audit

  • Stop

    skarn guard --agent codex --guard-mode audit

View source on GitHub getskarn.com

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