Terminology

2225 terms, tools, patterns and metrics an architect is expected to use precisely. Each one gets a short explanation of what it is, and — where it matters — what it is commonly confused with. Search filters as you type; the column headers sort.

All areas2225 Architecture Fundamentals77 Distributed Systems107 Data Architecture110 Cloud Architecture94 Networking88 API & Integration Architecture82 Reliability & Resilience75 Observability70 Performance & Capacity Engineering72 Security Architecture86 Cost Architecture & FinOps71 Business Architecture67 Architecture Communication67 Enterprise Architecture66 Legacy Modernization71 AI-Era Architecture74 Software Architecture & Engineering71 Architecture Patterns71 Architecture Decision-Making63 The Architect's Meta-Skills61 Delivery & Release Engineering66 Platform Engineering & Developer Experience70 Testing & Quality Architecture66 Data Platform Architecture69 Streaming & Real-Time Data69 Data Governance & Semantics74 Frontend & Experience Architecture66 Edge, Mobile & IoT68 Regulatory & Data Protection Architecture65 Assurance, Audit & Model Risk69

Kind Any concept801 practice736 pattern377 metric127 case-study77 tool62 protocol45

4 terms shown.

Term	Kind	Topic	What it is
Data Minimisation	concept	Lawful Basis & Purpose Limitation	Collecting and retaining only the personal data actually necessary for the stated purpose, treated as an architectural constraint rather than a policy statement.
Objection Register Opt-Out Register	pattern	Lawful Basis & Purpose Limitation	The durable default-allow counterpart to a consent store, holding every objection and opt-out and consulted at use time by every job, because switching a lawful basis from consent to legitimate interests inver…
Purpose Binding Purpose Metadata, Use Limitation Tagging	practice	Lawful Basis & Purpose Limitation	Recording with the data the purpose it was collected for, and carrying that constraint through derivation, so a later use can be checked against what was agreed at collection.
Purpose Limitation Use Constraint, Purpose Binding, Secondary Use Control	concept	Lawful Basis & Purpose Limitation	The requirement that personal data collected for one stated purpose is not used for another, which architecture enforces by binding a purpose to every dataset and evaluating it at the point of use rather than …