01
Identify data classes and sources
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Platform Engineering Academy · Architecture Diagrams
Data Flow and Trust Diagram
Trace sensitive data through processing and storage boundaries.
Objective: Support privacy, security and integration reviews with a precise flow model.
Practical guidance
Trace
02
Show processing, storage and transfer steps
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03
Mark encryption and identity controls
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04
Identify retention and deletion boundaries
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Practical guidance
Review
01
Test for undocumented flows
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02
Assess cross-boundary exposure
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03
Link controls to threats and requirements
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04
Record approved exceptions and residual risk
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