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Threat Model Buddy

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Turn your architecture into threat models using the PASTA approach.

Other400+ chats
Open in ChatGPT
Updated 2026-06-16

What is Threat Model Buddy?

It supports professionals who need to move from system designs to complete threat assessments without missing key steps.

The tool follows the established PASTA framework to simulate attacks and analyze risks in a methodical way.

Security teams and architects can use it to maintain consistency when documenting threats across projects.

Prompts to try with Threat Model Buddy

Apply PASTA to this architecture: a microservices-based e-commerce platform with user auth, payment service, and external APIs.
Walk me through the PASTA stages for threat modeling a cloud-based SaaS dashboard with role-based access.
Help create a threat model using PASTA for an IoT device network that connects to a central backend.
Guide me stage-by-stage through PASTA for this system: internal corporate network with VPN, file servers, and third-party integrations.

What you can use Threat Model Buddy for

Web application security review

A developer pastes their web app architecture diagram and receives structured PASTA guidance to identify attack vectors and risks at each stage.

Cloud infrastructure assessment

A security engineer inputs details of their AWS or Azure setup and gets step-by-step PASTA analysis covering threat identification and mitigation priorities.

API and integration threat modeling

A team provides architectural inputs for third-party API connections and receives PASTA-driven guidance to map risks across the integration points.

How to use Threat Model Buddy

  1. 1Open the GPT in ChatGPT
  2. 2Describe or paste your system architecture
  3. 3Specify any focus areas or constraints
  4. 4Follow the structured PASTA stage guidance provided
  5. 5Iterate by supplying more details as requested

Threat Model Buddy: pros & cons

Pros

  • +Applies PASTA methodology consistently
  • +Delivers structured stage-by-stage guidance
  • +Works directly from user-provided architecture inputs
  • +Keeps threat modeling focused and organized

Cons

  • Limited to PASTA methodology only
  • Requires detailed architectural input from user
  • Quality depends on clarity of provided architecture

How to access: Threat Model Buddy runs inside ChatGPT — click Open in ChatGPT to start (a ChatGPT account is required). It's been used in 400+ conversations.

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Frequently asked questions

It acts as an assistant that applies the PASTA methodology to user-supplied architectural inputs and provides structured guidance through each threat modeling stage.

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