Blog Article

What is CUI?

CUI is a Chargeable User Identity and is specified in RFC 4372.  A CUI is a unique identifier for a user which remains static for a given user visiting a given site.  What do I mean by that? When a user visits a site their CUI will always be the same regardless of their outer identity or which device they use to login.  In effect the CUI is an obscured version of the users real username.

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