Principles are based on scientific sources.
| Name | Identifiability |
| Sources | (Yee, 2002) |
| Synonyms | None |
| Intent | The interface should enforce that distinct objects and distinct actions have unspoofably identifiable and distinguishable representations. |
| Motivation | The ability to identify objects and actions is the first step in proper communication of intent. When identity is threatened, either by inadvertent collision or by intentional masquerading, the user is vulnerable to error. |
| Examples | None |
| Guidelines | None |
| Tags | Conformity of Usability, Fail Safety |
| Log history | [02/14/2016]: Added to repository |
Yee, K.-P., 2002. User interaction design for secure systems, in: Proceedings of the 4th International Conference on Information and Communications Security, ICICS ’02. Springer-Verlag, London, UK, UK, pp. 278–290.