How to perform unsolicited login
Soffid Identity Provider supports unsolicited login (Idp initiated login) profile. In order to enable it, you must be sure that federation metadata for the target service provider allows it. It is configured using the AuthnRequestsSigned attribute of the SPSSODescriptor tag:
<md:EntityDescriptor xmlns:md="urn:oasis:names:tc:SAML:2.0:metadata" ID=....." entityID="...Service Provider Public ID...."> <md:SPSSODescriptor AuthnRequestsSigned="0" protocolSupportEnumeration="urn:oasis:names:tc:SAML:2.0:protocol">
Once it is enabled, you can access to:
Now, you will be requested to show your credentials. If they are valid, you will be redirected to the service provider initial page.
Another way to achieve the same functionality when the service provider is Shibboleth, is to send the request directly to the service provider. This approach has an additional advantage, as you can specify which URL must be served by the service provider.