Nirmion
ヘルプ ツールを探す

SECURITY REVIEW LAB

Threat Modeling Canvas

Create a structured threat modeling canvas from explicit information without submitting sensitive content to a remote analysis service.

Runs in this browser tabAuthorized defensive use onlyText fields are bounded to 20,000 characters and short labels to 180 characters.

REVIEW INPUT

Build the threat modeling canvas

Supply the minimum approved context needed for a useful draft. Avoid secrets, credentials, and unnecessary personal data.

Generation stays in this browser and does not submit, scan, exploit, or retain the supplied information.

REVIEW SURFACE

Your generated draft appears here

Use the fictional example to learn the input structure, or enter approved information and generate a new review draft.

How to use this workspace

A defensible threat modeling canvas workflow

This workspace organizes supplied facts into a consistent Markdown review document. It does not certify compliance, determine legal obligations, or replace security ownership.

  1. 01
    Prepare the input

    Confirm scope, owners, authorization, and source evidence before entering information for the threat modeling canvas.

  2. 02
    Understand the transformation

    Supplied sections are arranged into a reviewable structure with explicit authorization and human-review reminders.

  3. 03
    Review the output

    Inspect every statement, assign accountable owners, verify dates and evidence, and store the downloaded draft according to your approved policy.

Safety boundary

A draft is not an approval or certification

The threat modeling canvas reflects only supplied information and generic prompts. Qualified security, privacy, legal, compliance, and incident leaders must validate it for the actual organization and jurisdiction.

Pre-use checklist

Review before operational use

  • Remove secrets and unnecessary personal information.
  • Confirm scope and written authorization with the accountable owner.
  • Validate every row, date, decision, control, and evidence reference.
  • Record approval and retain the final version in an authorized system.

Questions before use

Threat Modeling Canvas questions

Does Nirmion submit or retain these inputs?

This workspace processes the entered text in the current browser tab. Do not enter secrets or data your policy does not permit in a browser tool.

Does this output prove compliance or security?

No. It is an editable planning draft, not an audit opinion, certification, legal conclusion, vulnerability scan, or guarantee.

What should happen after download?

Review the draft with accountable owners, correct it against approved evidence and policy, then store it in the organization’s authorized record system.