There exists user, which would like to use picketlink for SSO SAML signing [1] with java in FIPS mode.
Please provide FIPS compliant KeyProvider implementation of interface org.picketlink.identity.federation.core.interfaces.TrustKeyManager

[1] https://access.redhat.com/documentation/en/red-hat-jboss-enterprise-application-platform/version-6.4/how-to-setup-sso-with-saml-v2/#digital_signatures_in_assertions