# Threat model working canvas

Connect assets, trust boundaries, assumptions and validation tasks.

**Original community working document · Version 1.0 · 16 October 2026**

Use placeholders below for a scoped discussion. Do not store credentials, private client records or sensitive evidence in this document. Reference an approved private location instead. This is a starting point, not an official framework document, audit opinion, certification or legal advice.

## System

- **Business purpose and scoped workflow**
  - [Complete with scoped, non-sensitive information.]

- **Actors and privileges**
  - [Complete with scoped, non-sensitive information.]

- **Services, data stores and external dependencies**
  - [Complete with scoped, non-sensitive information.]

## Flows and boundaries

- **Sensitive data and commands**
  - [Complete with scoped, non-sensitive information.]

- **Trust boundaries crossed**
  - [Complete with scoped, non-sensitive information.]

- **Authentication and authorization decisions**
  - [Complete with scoped, non-sensitive information.]

- **Failure and recovery paths**
  - [Complete with scoped, non-sensitive information.]

## Threat decisions

- **Threat or misuse case**
  - [Complete with scoped, non-sensitive information.]

- **Existing mitigation and assumption**
  - [Complete with scoped, non-sensitive information.]

- **Responsible owner**
  - [Complete with scoped, non-sensitive information.]

- **Validation task and expected result**
  - [Complete with scoped, non-sensitive information.]

## Review

- **Unresolved questions**
  - [Complete with scoped, non-sensitive information.]

- **Change triggers**
  - [Complete with scoped, non-sensitive information.]

- **Review date and approver**
  - [Complete with scoped, non-sensitive information.]

## Review and ownership

- Prepared by: [Name / role]
- Reviewed by: [Name / role]
- Version and review date: [Version / date]
- Adaptation notes: [What changed and why]

## Use and attribution

Original draft prepared for Abdullah Bin Zarshaid’s personal community library. Licensed under CC BY 4.0: https://creativecommons.org/licenses/by/4.0/ . You may adapt this original document with attribution. No third-party standard text or employer/client material is included. Assess suitability for your own scope.