non-repudiation
📕 CTAL-TTA
Official ISTQB Definition
The degree to which actions or events can be proven to have taken place, so that the actions or events cannot be repudiated later.
3 Ways to Think About It
The Quick Take
Proof that someone did something so they can't deny it.
Look Closer
Evidence that prevents denying an action was taken.
The Bottom Line
Cryptographic proof of actions for legal purposes.
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