<?xml version="1.0" encoding="UTF-8"?>
<Response xmlns:ds="http://www.w3.org/2000/09/xmldsig#" ID="response">
<Issuer>https://idp.example.com</Issuer>
<ds:Signature>
<ds:SignedInfo>
<ds:CanonicalizationMethod Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/>
<ds:SignatureMethod Algorithm="http://www.w3.org/2001/04/xmldsig-more#rsa-sha256"/>
<ds:Reference URI="#element(/1/3)">
<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/2001/04/xmlenc#sha256"/>
<ds:DigestValue>VI1E515fVc0UjEE3xn95znrlbR8GtYEygN9TTcE2e7E=</ds:DigestValue>
</ds:Reference>
</ds:SignedInfo>
<ds:SignatureValue>IxjoDHQY0B9u4O8GQbtJXcXQo3OQWhQJtc+t01tQqDEARAa8B4o9udWaqVnLvtGs
UPGZZoT6lsO8jPqqQ7oecnWBf4fY5MYl77REEOvBuRW9LoD51bPGFpICnX9nIg5g
mpF7prXj9Y7khRywC/xgDLgcnv9s+hQj+iICDaboHE4=</ds:SignatureValue>
<ds:KeyInfo>
<ds:KeyName>signing</ds:KeyName>
</ds:KeyInfo>
</ds:Signature>
<MaliciousAssertion ID="malicious">
<Subject>attacker@evil.com</Subject>
<Role>admin</Role>
</MaliciousAssertion>
<LegitimateAssertion ID="element(/1/3)">
<Subject>legitimate@example.com</Subject>
<Role>user</Role>
</LegitimateAssertion>
</Response>