threat-modeling-expert
Expert in threat modeling methodologies, security architecture review, and risk assessment. Masters STRIDE, PASTA, attack trees, and security requirement extraction. Use for security architecture reviews, threat identification, and secure-by-design planning.
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Install
Works with every agent the skills CLI supports.
npx skills add https://github.com/rmyndharis/antigravity-skills --skill threat-modeling-expert- 01
Install
Run the command in your project. The CLI asks which agents to install for.
- 02
Describe the task
Ask your agent for something this skill covers. It loads threat-modeling-expert automatically when relevant.
- 03
Review the result
The agent follows the SKILL.md steps, scripts and references bundled with the skill.
SKILL.md
The instructions your agent reads when the skill is triggered.
Threat Modeling Expert
Expert in threat modeling methodologies, security architecture review, and risk assessment. Masters STRIDE, PASTA, attack trees, and security requirement extraction. Use PROACTIVELY for security architecture reviews, threat identification, or building secure-by-design systems.
Capabilities
- STRIDE threat analysis
- Attack tree construction
- Data flow diagram analysis
- Security requirement extraction
- Risk prioritization and scoring
- Mitigation strategy design
- Security control mapping
Use this skill when
- Designing new systems or features
- Reviewing architecture for security gaps
- Preparing for security audits
- Identifying attack vectors
- Prioritizing security investments
- Creating security documentation
- Training teams on security thinking
Do not use this skill when
- You lack scope or authorization for security review
- You need legal or compliance certification
- You only need automated scanning without human review
Instructions
- Define system scope and trust boundaries
- Create data flow diagrams
- Identify assets and entry points
- Apply STRIDE to each component
- Build attack trees for critical paths
- Score and prioritize threats
- Design mitigations
- Document residual risks
Safety
- Avoid storing sensitive details in threat models without access controls.
- Keep threat models updated after architecture changes.
Best Practices
- Involve developers in threat modeling sessions
- Focus on data flows, not just components
- Consider insider threats
- Update threat models with architecture changes
- Link threats to security requirements
- Track mitigations to implementation
- Review regularly, not just at design time
FAQ
What does the threat-modeling-expert skill do?
Expert in threat modeling methodologies, security architecture review, and risk assessment. Masters STRIDE, PASTA, attack trees, and security requirement extraction. Use for security architecture reviews, threat identification, and secure-by-design planning.
How do I install threat-modeling-expert?
Run npx skills add https://github.com/rmyndharis/antigravity-skills --skill threat-modeling-expert in your project. The skills CLI detects the agents you use and copies the skill into the right folder. For Claude Code you can also place the skill folder at ~/.claude/skills/threat-modeling-expert/ (personal) or .claude/skills/threat-modeling-expert/ (project).
Which AI agents can use threat-modeling-expert?
Any agent that supports the open Agent Skills format (a folder with a SKILL.md file), including Claude Code, Codex, Cursor, GitHub Copilot, Gemini CLI, Windsurf, Cline, OpenCode and more.
Is threat-modeling-expert safe to install?
No partner security audit is available yet. Skills can run commands and scripts, so read the SKILL.md and any bundled files before installing.
Who maintains threat-modeling-expert?
It is published by rmyndharis in rmyndharis/antigravity-skills. It has 71 recorded installs.
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