Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Recognition-Based Authentication(also: Cognometric Authentication)
- A type of graphical authentication where users authenticate by recognizing and selecting previously registered images from a set that includes decoy images. Unlike recall-based systems that require users to remember and reproduce a pattern, recognition-based systems leverage the…
- Red Teaming(also: Generative Red-Teaming, AI Red Teaming)
- A structured evaluation practice in which an adversarial team probes a system — traditionally a network or application, increasingly an AI model or conversational agent — with realistic attack scenarios to find failures before malicious actors do. Generative red-teaming…
- Role-Based Access Control(also: RBAC)
- An authorisation model in which system permissions are attached to roles (e.g., user, administrator, clinician, caregiver) and users are granted one or more roles rather than permissions directly. Widely used in healthcare, enterprise software, and increasingly in…
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