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SharePoint 2013 - Consuming custom WCF services from SharePoint-Hosted Apps in Authenticated Mode


I don't know if you ever tried the following :

  • Create and deploy a custom WCF service inside of SharePoint using one of the built-in factories
  • Consume that WCF service from a SharePoint-Hosted App, ie via JavaScript

but if you did, you probably encountered the following problem:

The endpoint /_vti_bin/yourendpoint is not accessible in the context of a SharePoint App