我正在开发一个需要使用第三方idP(SP启动)实现SAML SSO的Web应用程序.我已经达到了从idP接收SAMLResponse的程度,如下所示:
<?xml version="1.0" encoding="UTF-8"?>
<samlp:Response xmlns:samlp="urn:oasis:names:tc:SAML:2.0:protocol" InResponseTo="63622fa6-9a00-4d39-9c92-791c3a1efc3f" IssueInstant="2017-12-04T13:47:30Z" ID="mjmobamignjdlgkpmkiijfbknamlbkadhkjcamhp" Version="2.0">
<saml:Issuer xmlns:saml="urn:oasis:names:tc:SAML:2.0:assertion">https://idp.com</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" ID="gkifgihgclegelojncjfgegcddfncgdaefcjgbod" IssueInstant="2017-12-04T13:47:30Z" Version="2.0">
<saml:Issuer>https://idp.com</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="#gkifgihgclegelojncjfgegcddfncgdaefcjgbod">
<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>nyU3iydIomlY9+D+YO7E6zNyq1A=</ds:DigestValue>
</ds:Reference>
</ds:SignedInfo>
<ds:SignatureValue>1AVSFcmgaPMFZvPHYyZDz1oFWzgiMCHI6yMfe6yCSK1pw6bkbZd/yZys8DuySi3Q75bnu3FmbrJQ
L9eEfoXK7kJEut79f9xrBwScNYQ21AZdYh5Rdzm7jRsbugYuQpfUUWasR6U37+bStVPpsCYEo4+C
Y1arLC/9ujj7aGxF7H+EMk7X0L4059+2v711X7a/3biowx2CyNOgjNRcrri3cyX/0soryyCA6/zH
fO2wcQi4udMXcZwXtZpAsluah7DjGp9MSTS5NInKm3Is4VIS9fN3KmKKTJYYZI27N0lFAxgHGVXc
GPWsh4hAd1CqQvuM0P5YlBfgPBD6Mu6tmZ9VLg==</ds:SignatureValue>
<ds:KeyInfo>
<ds:X509IssuerSerial>
<ds:X509IssuerName>CN=Symantec Class 3 Secure Server CA - G4,OU=Symantec Trust Network,O=Symantec Corporation,C=US</ds:X509IssuerName>
<ds:X509SerialNumber>142421751065451577073995987482935596892</ds:X509SerialNumber>
</ds:X509IssuerSerial>
<ds:X509Data>
<ds:X509Certificate>MIIGfDCCBWSgAwIBAgIQayVud3+bDrNKrbQphkCXXDANBgkqhkiG9w0BAQsFADB+MQswCQYDVQQG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OV5R3TXTUTqfnNWP8AHv60bauL2SxEALNw6RpToBN30pIYN55X0aS/KR2Jv2f3AgoVjzeObTKjV/
AgMBAAGjggLwMIIC7DAmBgNVHREEHzAdghtzYWZlc2FtbC50aG9tc29ucmV1dGVycy5jb20wCQYD
VR0TBAIwADAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMGEG
A1UdIARaMFgwVgYGZ4EMAQICMEwwIwYIKwYBBQUHAgEWF2h0dHBzOi8vZC5zeW1jYi5jb20vY3Bz
MCUGCCsGAQUFBwICMBkMF2h0dHBzOi8vZC5zeW1jYi5jb20vcnBhMB8GA1UdIwQYMBaAFF9gz2GQ
Vd+EQxSKYCqy9Xr0QxjvMCsGA1UdHwQkMCIwIKAeoByGGmh0dHA6Ly9zcy5zeW1jYi5jb20vc3Mu …