security error when testing Shibboleth IDP

[Peter Schober]

* Kaustubh Nagraj <kaustubh at easydita.com> [2011-10-26 18:04]:
> Hi,
> 
> I reinstalled everything and tried testing with the testshib service again.
> This time I encountered the error:
> 
> ERROR:
> opensaml: SecurityPolicyException
> 
> opensaml::SecurityPolicyException at (
> https://sp.testshib.org/Shibboleth.sso/SAML2/POST)
> 
> Message was signed, but signature could not be verified.
> LOG FILE:
> No user identified by login handler.

Please check the troubleshooting and common errors section in the
documentation.
-peter