SAML Single Sign On Appendix

[stevestormoen]

Appendix

1. Example of a SAML response provided by an identity provider:

<?xml version="1.0"?>
<samlp:Response xmlns:saml="urn:oasis:names:tc:SAML:2.0:assertion" xmlns:samlp="urn:oasis:names:tc:SAML:2.0:protocol" ID="Rd92460ad52365f80a510f2889c22b1b86396ba62" Version="2.0" IssueInstant="2016-11-14T23:11:02Z" Destination="{recipient}" InResponseTo="_7a646410-8ced-0134-2432-245e60e67313">
 <saml:Issuer>https://app.onelogin.com/saml/metadata/590777</saml:Issuer>
 <samlp:Status>
   <samlp:StatusCode Value="urn:oasis:names:tc:SAML:2.0:status:Success"/>
 </samlp:Status>
 <saml:Assertion xmlns:saml="urn:oasis:names:tc:SAML:2.0:assertion" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" Version="2.0" ID="pfx80a30bac-f594-0e63-9c09-3acd65d62052" IssueInstant="2016-11-14T23:11:02Z">
   <saml:Issuer>https://app.onelogin.com/saml/metadata/590777</saml:Issuer>
   <ds:Signature xmlns:ds="http://www.w3.org/2000/09/xmldsig#">
     <ds:SignedInfo>
       <ds:CanonicalizationMethod Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/>
       <ds:SignatureMethod Algorithm="http://www.w3.org/2000/09/xmldsig#rsa-sha1"/>
       <ds:Reference URI="#pfx80a30bac-f594-0e63-9c09-3acd65d62052">
         <ds:Transforms>
           <ds:Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature"/>
           <ds:Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/>
         </ds:Transforms>
         <ds:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1"/>
         <ds:DigestValue>...</ds:DigestValue>
       </ds:Reference>
     </ds:SignedInfo>
     <ds:SignatureValue>...</ds:SignatureValue>
     <ds:KeyInfo>
       <ds:X509Data>
         <ds:X509Certificate>...</ds:X509Certificate>
       </ds:X509Data>
     </ds:KeyInfo>
   </ds:Signature>
   <saml:Subject>
     <saml:NameID Format="urn:oasis:names:tc:SAML:2.0:nameid-format:emailAddress">etaylor@invoca.com</saml:NameID>
     <saml:SubjectConfirmation Method="urn:oasis:names:tc:SAML:2.0:cm:bearer">
       <saml:SubjectConfirmationData NotOnOrAfter="2016-11-14T23:14:02Z" Recipient="{recipient}" InResponseTo="_7a646410-8ced-0134-2432-245e60e67313"/>
     </saml:SubjectConfirmation>
   </saml:Subject>
   <saml:Conditions NotBefore="2016-11-14T23:08:02Z" NotOnOrAfter="2016-11-14T23:14:02Z">
     <saml:AudienceRestriction>
       <saml:Audience>Invoca_SAML_Service_Provider</saml:Audience>
     </saml:AudienceRestriction>
   </saml:Conditions>
   <saml:AuthnStatement AuthnInstant="2016-11-14T23:11:01Z" SessionNotOnOrAfter="2016-11-15T23:11:02Z" SessionIndex="_87b36510-8ced-0134-f243-0a760235ce19">
     <saml:AuthnContext>
       <saml:AuthnContextClassRef>urn:oasis:names:tc:SAML:2.0:ac:classes:PasswordProtectedTransport</saml:AuthnContextClassRef>
     </saml:AuthnContext>
   </saml:AuthnStatement>
   <saml:AttributeStatement>
     <saml:Attribute Name="first_name" NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:basic">
       <saml:AttributeValue xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="xs:string">Eula</saml:AttributeValue>
     </saml:Attribute>
     <saml:Attribute Name="time_zone" NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:basic">
       <saml:AttributeValue xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="xs:string">International Date Line West</saml:AttributeValue>
     </saml:Attribute>
     <saml:Attribute Name="organization_type" NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:basic">
       <saml:AttributeValue xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="xs:string">Affiliate</saml:AttributeValue>
     </saml:Attribute>
     <saml:Attribute Name="organization_id_from_network" NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:basic">
       <saml:AttributeValue xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="xs:string">34</saml:AttributeValue>
     </saml:Attribute>
     <saml:Attribute Name="role" NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:basic">
       <saml:AttributeValue xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="xs:string">Reporting</saml:AttributeValue>
     </saml:Attribute>
     <saml:Attribute Name="last_name" NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:basic">
       <saml:AttributeValue xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="xs:string">Taylor</saml:AttributeValue>
     </saml:Attribute>
     <saml:Attribute Name="contact_phone_number" NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:basic">
       <saml:AttributeValue xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="xs:string">978-400-9248</saml:AttributeValue>
     </saml:Attribute>
   </saml:AttributeStatement>
 </saml:Assertion>
</samlp:Response>

2. ADFS email to name id transform claim

c:[Type == "http://schemas.xmlsoap.org/ws/2005/05/identity/claims/emailaddress"] => issue(Type = "http://schemas.xmlsoap.org/ws/2005/05/identity/claims/nameidentifier", Issuer = c.Issuer, OriginalIssuer = c.OriginalIssuer, Value = c.Value, ValueType = c.ValueType, Properties["http://schemas.xmlsoap.org/ws/2005/05/identity/claimproperties/format"] = "urn:oasis:names:tc:SAML:2.0:nameid-format:emailAddress");