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5 min read
A decision record is a short durable document capturing one decision — the context that forced it, the options rejected, and the consequences accepted. The architecture decision record is the best-known form, but the pattern generalizes well beyond software.
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6 min read
An audit trail is an append-only record of what happened, who did it, and when — kept so events can be reconstructed later. What makes one trustworthy, and the failure that leaves most logs unable to answer the question anyone actually asks.
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5 min read
Non-repudiation is the property that a party cannot credibly deny having sent or agreed to something. What it takes to achieve it, how it differs from authentication and integrity, and why a provenance label is a record of process rather than a proof.