What is the STRIDE methodology?

STRIDE is a security model developed by Microsoft to identify threats across six categories: Spoofing, Tampering, Repudiation, Information Disclosure, Denial of Service, and Elevation of Privilege.

Can it generate visual diagrams?

Yes, the skill uses Mermaid syntax to generate Data Flow Diagrams (DFDs) to help visualize trust boundaries and data movement between components.

Do I need to be a security expert to use this skill?

While security knowledge is helpful, this skill provides a structured framework and guided process that makes professional-grade threat modeling accessible to all developers.

How does this skill help in the development lifecycle?

It facilitates a 'secure-by-design' approach by identifying potential attack vectors early in the process, when fixing vulnerabilities is significantly less expensive than after deployment.

Does it keep track of identified threats over time?

Yes, it utilizes persistent memory to log decisions and track the status of mitigations across different sessions, ensuring no vulnerability is forgotten as the system evolves.

STRIDE Threat Modeling

Name: STRIDE Threat Modeling
Author: 686f6c61

by686f6c61

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セキュリティとテスト

Identifies and mitigates system vulnerabilities using the STRIDE methodology to ensure robust software security.

The STRIDE Threat Modeling skill empowers developers to systematically analyze their system's architecture for security weaknesses. By categorizing threats into Spoofing, Tampering, Repudiation, Information Disclosure, Denial of Service, and Elevation of Privilege, it provides a comprehensive framework for identifying attack vectors before they are exploited. This skill guides users through creating data flow diagrams (DFDs) using Mermaid, assessing risks based on probability and impact, and generating actionable mitigation strategies, making it an essential tool for secure-by-design development and persistent security tracking.

主な機能

01Automated STRIDE categorization for all system components

02Actionable security mitigation recommendations and prioritization

0337 GitHub stars

04Risk assessment using probability and impact matrices

05Persistent security memory logging for long-term tracking

06Generation of Mermaid-based Data Flow Diagrams (DFD)

ユースケース

01Conducting security audits during the initial architectural design phase

02Evaluating the security impact of adding new external APIs or integrations

03Documenting compliance-required threat models for existing production systems

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