From my practice I can confirm that Keycloak works with PingFederate pretty well.

Any idea whether PingFederate integration is supported by keycloak? Any documentation for integrating PingFederate with keycloak? > On Wed, May 1, 2019 at 9:05 AM Bruce Wings <testoauth55(a)gmail.com&gt; wrote: > I have successfully integrated OKTA as SAML 2 provider. > Now I am trying to integrate Pingfederate as SAML 2 provider. Pingfederate > successfully redirctes back to keycloak : > ( <myhost>/auth/realms/<myRealm>/broker/pingfed/endpoint ) > > But keycloak gives following error trace: > > 2019-04-30 13:27:23,196 ERROR > [org.keycloak.services.error.KeycloakErrorHandler] (default task-3) > Uncaught server error: > org.keycloak.broker.provider.IdentityBrokerException: Could not process > response from SAML identity provider. > at > org.keycloak.broker.saml.SAMLEndpoint$Binding.handleLoginResponse(SAMLEndpoint.java:450) > at > org.keycloak.broker.saml.SAMLEndpoint$Binding.handleSamlResponse(SAMLEndpoint.java:485) > at > org.keycloak.broker.saml.SAMLEndpoint$Binding.execute(SAMLEndpoint.java:243) > at org.keycloak.broker.saml.SAMLEndpoint.postBinding(SAMLEndpoint.java:159) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:498) > at > org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:140) > at > org.jboss.resteasy.core.ResourceMethodInvoker.internalInvokeOnTarget(ResourceMethodInvoker.java:510) > at > org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTargetAfterFilter(ResourceMethodInvoker.java:401) > at > org.jboss.resteasy.core.ResourceMethodInvoker.lambda$invokeOnTarget$0(ResourceMethodInvoker.java:365) > at > org.jboss.resteasy.core.interception.PreMatchContainerRequestContext.filter(PreMatchContainerRequestContext.java:361) > at > org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTarget(ResourceMethodInvoker.java:367) > at > org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:339) > at > org.jboss.resteasy.core.ResourceLocatorInvoker.invokeOnTargetObject(ResourceLocatorInvoker.java:137) > at > org.jboss.resteasy.core.ResourceLocatorInvoker.invoke(ResourceLocatorInvoker.java:106) > at > org.jboss.resteasy.core.ResourceLocatorInvoker.invokeOnTargetObject(ResourceLocatorInvoker.java:132) > at > org.jboss.resteasy.core.ResourceLocatorInvoker.invoke(ResourceLocatorInvoker.java:100) > at > org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:441) > at > org.jboss.resteasy.core.SynchronousDispatcher.lambda$invoke$4(SynchronousDispatcher.java:231) > at > org.jboss.resteasy.core.SynchronousDispatcher.lambda$preprocess$0(SynchronousDispatcher.java:137) > at > org.jboss.resteasy.core.interception.PreMatchContainerRequestContext.filter(PreMatchContainerRequestContext.java:361) > at > org.jboss.resteasy.core.SynchronousDispatcher.preprocess(SynchronousDispatcher.java:140) > at > org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:217) > at > org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:227) > at > org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:56) > at > org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:51) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) > at > io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:74) > at > io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:129) > at > org.keycloak.services.filters.KeycloakSessionServletFilter.doFilter(KeycloakSessionServletFilter.java:90) > at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) > at > io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) > at > io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84) > at > io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62) > at > io.undertow.servlet.handlers.ServletChain$1.handleRequest(ServletChain.java:68) > at > io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36) > at > org.wildfly.extension.undertow.security.SecurityContextAssociationHandler.handleRequest(SecurityContextAssociationHandler.java:78) > at > io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) > at > io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:132) > at > io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57) > at > io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) > at > io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46) > at > io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64) > at > io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60) > at > io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77) > at > io.undertow.security.handlers.NotificationReceiverHandler.handleRequest(NotificationReceiverHandler.java:50) > at > io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43) > at > io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) > at > org.wildfly.extension.undertow.security.jacc.JACCContextIdHandler.handleRequest(JACCContextIdHandler.java:61) > at > io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) > at > org.wildfly.extension.undertow.deployment.GlobalRequestControllerHandler.handleRequest(GlobalRequestControllerHandler.java:68) > at > io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) > at > io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:292) > at > io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:81) > at > io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:138) > at > io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:135) > at > io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48) > at > io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43) > at > org.wildfly.extension.undertow.security.SecurityContextThreadSetupAction.lambda$create$0(SecurityContextThreadSetupAction.java:105) > at > org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1514) > at > org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1514) > at > org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1514) > at > org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1514) > at > io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:272) > at > io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:81) > at > io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:104) > at io.undertow.server.Connectors.executeRootHandler(Connectors.java:360) > at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:830) > at > org.jboss.threads.ContextClassLoaderSavingRunnable.run(ContextClassLoaderSavingRunnable.java:35) > at > org.jboss.threads.EnhancedQueueExecutor.safeRun(EnhancedQueueExecutor.java:1985) > at > org.jboss.threads.EnhancedQueueExecutor$ThreadBody.doRunTask(EnhancedQueueExecutor.java:1487) > at > org.jboss.threads.EnhancedQueueExecutor$ThreadBody.run(EnhancedQueueExecutor.java:1378) > at java.lang.Thread.run(Thread.java:748) > Caused by: java.lang.NullPointerException > > > _______________________________________________ keycloak-user mailing list keycloak-user(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/keycloak-user