<?xml version="1.0" encoding="UTF-8" ?>
<?xml-stylesheet type="text/xsl" href="https://community.appian.com/cfs-file/__key/system/syndication/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:wfw="http://wellformedweb.org/CommentAPI/"><channel><title>SP initiated SAML and POST APIs - Problem</title><link>https://community.appian.com/discussions/f/general/17177/sp-initiated-saml-and-post-apis---problem</link><description>Hi to all and thanks in advance. 
 We have several Web APIs up and running with SP initiated SAML for SSO using POST binding. However if we&amp;#39;ve discovered a problem if the first API call is made using POST. 
 The general architecture is as follows: 
 SPA</description><dc:language>en-US</dc:language><generator>Telligent Community 12</generator></channel></rss>