The Runtime Theory

How Threat Modeling Starts With Assets and Boundaries works

An interactive concept flow for threat modeling starts with assets and boundaries, from its assumptions through the main operation and boundary checks.

The Runtime Theory Team05 stages

trace / request.md

CONTRACTREPRESENTATIONOPERATIONBOUNDARYRESULT

readyThreat modeling is a structured way to ask how a system could be misused or attacked. Begin with assets worth protecting, actors, data flows, and trust boundaries. A boundary marks where assumptions change, such as browser to server, service to database, or tenant to tenant.

Use the stages in order to explain threat modeling starts with assets and boundaries. Each stage makes one assumption visible: what the operation promises, what representation it uses, how state changes, which boundary can invalidate a shortcut, and what evidence confirms the result.

For a worked explanation, continue to the topic article and execution trace.

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