Threat Modeling

Threat modeling helps teams identify security risks early before they occur in the product release phase. By analyzing system architectures and potential threats, mitigation measures can be implemented.

Use this profile to understand the building block briefly, place it in the model, and switch to the 360° assessment when needed.

Content type

Method

Executable approach: can be applied and produces an outcome.

Classification level

Structure

What organizes, connects, or makes decisions possible.

Available perspectives

Open this building block directly in an already curated view.

360°

In brief

Threat Modeling – in brief

Threat modeling is a structured security method for examining a system from an attacker’s perspective, exposing risks, and prioritizing defenses.

Where does it come from?

In security analysis, threat modeling emerged from the practical problem of checking digital systems for possible attacker paths, weak boundaries, and likely impact before implementation. The method combines architecture knowledge with threat knowledge and is often linked with knowledge bases such as MITRE ATT&CK and with governance or cloud criteria to order mitigations early.

The mental model

Think of the method as a walk around an architecture diagram. First, the team marks components, data flows, and boundaries. Then at each transition it asks: who could act here, which threat scenario is plausible, and what would the effect be? The answers are collected, compared, and sorted by risk and actionability before concrete mitigations are chosen.

Key building blocks

Attack vector

The concrete path or entry point shows where misuse becomes technically possible.

Threat scenario

A plausible combination of actor, goal, path, and effect makes the review concrete.

System boundary

Boundaries between internal, external, and trusted areas mark especially critical transitions.

Risk assessment

Identified threats are ordered by likelihood and potential damage.

DevSecOps

Security considerations can be embedded into development, delivery, and operations.

When is it useful?

Threat modeling is especially useful before architecture decisions, when adding APIs, during cloud migrations, for external integrations, or ahead of a release. It makes risk visible early and feeds risk assessment. Limits: it does not replace technical testing, continuous monitoring, or judgment about residual risk; its value depends on a clearly described architecture and explicitly stated assumptions.

OWASP Threat Modeling Guide MITRE ATT&CK Framework NIST: Security Criteria in Cloud Environments