Going public

ASTRA Threat Modeling and Security Architecture Review Framework v1.1.1

Release Date: May 4, 2025

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✨ Highlights
• Philosophy and Background restored and expanded — capturing ASTRA’s real-world origins at Wells Fargo, American Express, Ameriprise Financial, and IBM.
• Clear Interview and Discovery Flow diagrams for easier understanding and team onboarding.
• Risk Prioritization and Scoring model fully documented with tables and matrices.
• Status Definitions Table added for clean tracking of findings, action items, and to-dos.
• Explicit structure for Observations, Assumptions, Risk Findings, Action Items, To-Dos, and Follow-Ups.
• Unified Working Spreadsheet improvements — now serves as the live primary artifact throughout the engagement.
• Templates improved and consolidated to accelerate engagement setup.
• Lightweight, business-driven methodology preserved with emphasis on clarity and adaptability.

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📄 New Documents and Templates
• Unified Working Spreadsheet Template
• Business Context Questionnaire Template
• Technical Architecture Questionnaire Template
• Emerging Risks Checklist Template
• Practitioner’s Manual v1.1.1
• Quick Guide to Spreadsheet Usage

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📜 Licensing

Released under the Creative Commons Attribution 4.0 International (CC BY 4.0) License.
You are free to share, adapt, and remix with proper attribution.

Attribution: “ASTRA Threat Modeling and Security Architecture Review Framework, developed by Steve Gibbons.”

ASTRA v1.0.0

ASTRA v1.0.0 Release Notes

Initial public release of the ASTRA Threat Modeling and Security Architecture Review Framework.

Included Materials:

• Interview Notes Template
• Risk Findings Table Template
• Critical Action Items Table Template
• Administrative To-Do Log Template
• Business Context Questionnaire
• Technical Architecture Questionnaire
• Side-by-Side Example: Risk Finding vs. Critical Action Item
• ASTRA Risk Matrix (text version)
• Client-Facing Guide on Risk Findings vs. Action Items
• ASTRA Practitioner\u2019s Manual v1.0

License:
Creative Commons Attribution 4.0 International (CC BY 4.0)

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ASTRA is a collaborative, business-driven methodology for uncovering risks, not an audit or compliance checklist.

Thank you for helping improve security architecture worldwide!