Error Handling URL in Metadata
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InCommon will phase in the Baseline Expectations program through much of calendar year 2018. Over time, this program will make some metadata elements mandatory, including the Error Handling URL. For more information, see the Baseline Expectations wiki page. |
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While contacts in metadata are principally for communication between participants, the errorURL attribute in identity provider metadata is designed for facilitating feedback to users when problems occur that are explicitly the domain of the identity provider. A common example is a failure to obtain the required user information (attributes) while the user is accessing a service.
All identity providers SHOULD supply a URL to a page hosted by them that explains to users what their course of action should be, particularly in the case where an identity provider fails to supply the user attributes required by a service (this will become mandatory under Baseline Expectations). The actual course of action communicated to the user will depend on policy and practice at the identity provider, and could include email lists, help desk contact information, or explanations as to the limits on intended use of a service. Some possible examples include:
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