Threat Model

Threat Model is a Quality skill for Claude Code, published by ruvnet in metaharness.

609 stars72 forkson ruvnet/metaharnessAdded 2026/08/25+2% in starsRepository updated 2026/08/24

agent-harnessagent-harness-generatoragent-scaffoldingagentic-aiagentic-frameworkautonomous-agentsclaude-codecodexcreate-agent-harnesshermes-agentmcpmcp-servermulti-agentopenai-codexopenclawpi-devrvmsandboxingscaffoldscaffolding

Install in seconds

Install Threat Model

Copy Threat Model into your Claude Code skills folder. Run the command in your terminal, or review the source on GitHub before installing.

terminal

npx degit https://github.com/ruvnet/metaharness/tree/main/.claude-plugin/skills/threat-model ~/.claude/skills/threat-model

Requires Node.js. Downloads this skill only — not the rest of the repository — into your Claude Code skills folder.

Without Node.js

git clone https://github.com/ruvnet/metaharness.git

Clones the whole repository, then copy the skill’s own directory into your skills folder yourself.

In this catalog

Source file: .claude-plugin/skills/threat-model/SKILL.md in ruvnet/metaharness
Installs to: ~/.claude/skills/threat-model
Collection: One of 16 skills cataloged from this repository
Category: Quality — 1354 skills

What Threat Model does

Threat Model renders MCP scan findings as a PR-ready security artifact with allowed and denied tools, permission counts, secrets reachability, and network or shell exposure. Use it when reviewing harness changes or permissions before release.

Threat Model is cataloged under Quality on DirSkills. Threat Model comes from a repository tagged agent-harness, agent-harness-generator, agent-scaffolding, agentic-ai and agentic-framework.

Documentation

README

Excerpt

threat-model

Codex skill: MCP threat-model artifact for PR / compliance review (iter 112 → iter 114). User-labelled "enterprise gold."

What it does

Renders the existing mcp-scan findings as a clean threat-model artifact in the shape a security / compliance reviewer wants to see attached to a PR:

MCP Threat Model

  Allowed tools:         3
  Denied tools:          14
  Dangerous permissions: 0
  Secrets reachable:     no
  Network access:        no
  Shell access:          no
  File write:            no
  Default-deny policy:   yes
  Audit log:             yes

Verdict: clean (exit 0)

Same underlying scan as mcp-scan, presented as a single-screen artifact.

This is the opening of the README. Read the full README on GitHub.

Commands Threat Model provides

Slash commands named in this skill’s SKILL.md, listed in the order they first appear.

/threat-model

Frequently asked about Threat Model

What else does ruvnet publish alongside Threat Model?
Threat Model is one of 16 skills that DirSkills catalogs from ruvnet/metaharness, the repository it ships in. Its siblings there include Compare Harnesses, Create Harness and Darwin Mode. Each one is a separate skill with its own page in this directory, installs the same way Threat Model does, and is maintained by ruvnet in that same repository. The rest of the collection is listed on the ruvnet/metaharness page.
How does Threat Model compare to other Quality skills?
Threat Model ranks #1123 by stars among the 1354 Quality skills in this catalog. The most-starred ones next to it are Benchmark, Benchmark Optimization Loop and API Design Patterns. DirSkills ranks by the star count of the repository each skill ships in, so that order reflects how popular those repositories are rather than any review of Threat Model against them. Open each page to compare what they document and how they install.