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<p class="MsoNormal">Hi,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">We have the Shibboleth Service Provider software running on a RHEL6 box, which is how users are authenticated to use our web apps.
<o:p></o:p></p>
<p class="MsoNormal">After performing a regular yum update to upgrade to the latest: shibboleth-2.5.0-2.1, it is no longer possible to login to our web apps.
<o:p></o:p></p>
<p class="MsoNormal">On-screen message is:<o:p></o:p></p>
<p class="MsoNormal">--------------<o:p></o:p></p>
<p class="MsoNormal">ERROR<o:p></o:p></p>
<p class="MsoNormal">An error occurred while processing your request. Please contact your helpdesk or user ID office for assistance.<o:p></o:p></p>
<p class="MsoNormal">This service requires cookies. Please ensure that they are enabled and try your going back to your desired resource and trying to login again.<o:p></o:p></p>
<p class="MsoNormal">Use of your browser's back button may cause specific errors that can be resolved by going back to your desired resource and trying to login again.<o:p></o:p></p>
<p class="MsoNormal">If you think you were sent here in error, please contact technical support<o:p></o:p></p>
<p class="MsoNormal">Error Message: Message did not meet security requirements<o:p></o:p></p>
<p class="MsoNormal">--------------<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Have there been any reports of a similar problem, or any suggestions of what the problem might be.<o:p></o:p></p>
<p class="MsoNormal">I’ve looked in the following log file and have not found anything obvious:<o:p></o:p></p>
<p class="MsoNormal">/var/log/shibboleth/shibd.log<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">If I downgrade to our original version of the service provider software: shibboleth-2.4.3, authentication is fine again.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Regards,<o:p></o:p></p>
<p class="MsoNormal">John<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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