Reliability, security & resilience · Core
Authentication
Also called: authn
ELI5
Check who someone or something is.
Used in conversation
“Authentication requires a second factor for administrators.”
Definition
Verification of the identity of a user, device or system.
Here “Authentication” means: Verification of the identity of a user, device or system.
Pitch context
You will see “Authentication” in product strategy decks, roadmaps, experiments and architecture reviews when the discussion reaches reliability, security & resilience.
Why it matters: In reliability, security & resilience, the scope can change what data may be used, who may access it and which controls are required.
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See how pitch.dog can helpSources & evidence · 2
Direct term-level sources and supporting source families.
- National Institute of Standards and Technology — Computer Security Resource Center GlossaryDirect source · primary · checked 2026-08-16
- Scrum Guides — The Scrum Guide — official current versionSupporting source family · primary · checked 2026-08-16