stride

Execute STRIDE threat models to identify threats, assess risk, and recommend mitigations.

6|Updated May 30, 2026
One-click install
npx skills add https://github.com/jassics/awesome-claude-security --skill stride-jassics
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: stride
Source: https://github.com/jassics/awesome-claude-security/tree/main/plugins/threat-modeling/skills/stride
Command: npx skills add https://github.com/jassics/awesome-claude-security --skill stride-jassics

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill allows you to conduct a comprehensive STRIDE threat model on systems, helping identify potential threats and mitigations for application, service, or design security.

Core Features & Use Cases

  • STRIDE Threat Analysis: Provides a systematic approach to identify Spoofing, Tampering, Repudiation, Information disclosure, Denial of service, and Elevation of privilege threats.
  • Risk Assessment: Evaluates threats per element and trust-boundary crossing, recording risks with associated mitigations.
  • Attack Tree Modeling: Optionally generates attack trees for high-risk threats for deeper analysis.
  • Use Case: For a newly developed web application, this Skill can be used to model the system architecture and identify potential vulnerabilities.

Quick Start

To run a STRIDE threat model for a system, use the stride command and follow the steps outlined in the Skill's guide.

Frequently Asked Questions about stride

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
What is STRIDE threat modeling and when should I use it for my application?

STRIDE threat modeling identifies Spoofing, Tampering, Repudiation, Information disclosure, Denial of service, and Elevation of privilege threats. Use it to systematically assess security risks and recommend mitigations for any application, service, or design architecture.

How do I conduct a STRIDE analysis on a web service design?

To conduct a STRIDE analysis, execute the threat model over your system architecture using data flow diagrams. The process identifies potential threats per element and trust-boundary crossing, evaluates risks, and generates recommended mitigation strategies.

Can I generate attack trees for high-risk threats identified during a STRIDE assessment?

Yes, STRIDE assessment optionally generates attack trees specifically for high-risk threats. This provides deeper analysis of identified vulnerabilities, allowing you to trace threat vectors and evaluate the associated mitigation strategies for your system.

Does STRIDE threat modeling work for evaluating risk across trust boundaries?

Yes, STRIDE threat modeling evaluates threats per element and specifically records risks associated with trust-boundary crossings. This ensures comprehensive security risk assessment and targeted mitigation strategies across different system zones.

What is the best way to identify spoofing and tampering threats in a new system architecture?

The best way to identify spoofing and tampering threats is applying a systematic STRIDE threat model to your system design. It maps data flow diagrams to identify vulnerabilities across each element and recommends appropriate mitigation strategies.

Are there limitations to using STRIDE analysis for security risk assessment?

STRIDE analysis focuses on identifying architectural threats and assessing risk but requires accurate system data flow diagrams to be effective. It provides mitigation strategies but does not execute or patch vulnerabilities directly in your application code.