[인증서] javax.net.ssl.SSLHandshakeException

상용 작업 중에 다음과 같은 예외가 발생.

javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target         at com.sun.net.ssl.internal.ssl.Alerts.getSSLException(Alerts.java:150)         at com.sun.net.ssl.internal.ssl.SSLSocketImpl.fatal(SSLSocketImpl.java:1584)         at com.sun.net.ssl.internal.ssl.Handshaker.fatalSE(Handshaker.java:174)         at com.sun.net.ssl.internal.ssl.Handshaker.fatalSE(Handshaker.java:168)         at com.sun.net.ssl.internal.ssl.ClientHandshaker.serverCertificate(ClientHandshaker.java:848)         at com.sun.net.ssl.internal.ssl.ClientHandshaker.processMessage(ClientHandshaker.java:106)         at com.sun.net.ssl.internal.ssl.Handshaker.processLoop(Handshaker.java:495)         at com.sun.net.ssl.internal.ssl.Handshaker.process_record(Handshaker.java:433)         at com.sun.net.ssl.internal.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:877)         at com.sun.net.ssl.internal.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1089)         at com.sun.net.ssl.internal.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1116)         at com.sun.net.ssl.internal.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1100)         at sun.net.www.protocol.https.HttpsClient.afterConnect(HttpsClient.java:402)         at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:170)         at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:857)         at sun.net.www.protocol.https.HttpsURLConnectionImpl.getOutputStream(HttpsURLConnectionImpl.java:230)         at com.omp.commons.utils.HTTPUtil.getStringContentHttps(HTTPUtil.java:281)         at com.omp.commons.utils.HTTPUtil.getContentHttps(HTTPUtil.java:220)         at com.omp.commons.idp.IDPManager.sendHttps(IDPManager.java:1100)         at com.omp.commons.idp.IDPManager.sendIDPHttps(IDPManager.java:1048)         at com.omp.commons.idp.IDPManager.searchUserCommonInfo(IDPManager.java:600)         at com.omp.commons.idp.IDPManager.searchUserCommonInfoByUserKey(IDPManager.java:554)         at com.omp.bp.cms.member.action.IDPResponseAction.idpProfile(IDPResponseAction.java:765)         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)         at java.lang.reflect.Method.invoke(Method.java:585)         at com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:440)         at com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:279)         at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:242)         at com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:163)         at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)         at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)         at com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:249)         at org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:68)         at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)         at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)         at com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:122)         at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)         at com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)         at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)         at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)         at com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:148)         at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)         at org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:93)         at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)         at org.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:235)         at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)         at org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:267)         at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)         at com.opensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:126)         at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)         at com.opensymphony.xwork2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:148)         at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)         at com.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:89)         at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)         at com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:138)         at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)         at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)         at org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)         at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)         at com.opensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:128)         at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)         at com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:176)         at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)         at org.apache.struts2.impl.StrutsActionProxy.execute(StrutsActionProxy.java:52)         at org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:468)         at org.apache.struts2.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:395)         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)         at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)         at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:172)         at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)         at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)         at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)         at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:174)         at org.apache.coyote.ajp.AjpAprProcessor.process(AjpAprProcessor.java:444)         at org.apache.coyote.ajp.AjpAprProtocol$AjpConnectionHandler.process(AjpAprProtocol.java:472)         at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1286)         at java.lang.Thread.run(Thread.java:595)

SSL 통신 중 발생했는데, 여기저기 물어보니 인증서가 없어서 발생한 것이라고.
redirect가 아닌, java에서 response 직접 받는 형태에서 예외가 발생했음.

/usr/java/jdk1.5.0_17/jre/lib/security/ 에 jssecacerts 가 있어야 한다고...