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Applying data-flow diagrams to security threat modelling

ID: b42e05bd-e907-5b72-aa0b-b349f900002f

STIX ID: report--b42e05bd-e907-5b72-aa0b-b349f900002f

Feed Name: Security Boulevard

Date Published: 2026-07-18

Date Updated: 2026-07-18

Author: Clear Path Security Ltd

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This article explains how to use data-flow diagrams (DFDs) as a practical, repeatable basis for threat modelling: defining system and trust boundaries, representing processes/flows/stores, applying STRIDE to identify realistic threats, and mapping findings to prioritized controls and remediation workflows for SMEs.

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