FULL PRODUCT VERSION :
JRE 8 update 77

ADDITIONAL OS VERSION INFORMATION :
Occurs on Windows and OS X

A DESCRIPTION OF THE PROBLEM :
execute a JNLP file that worked in Java 8 update 73.
Application downloads
Before it can launch though the following exception is thrown.

java.security.cert.CertificateException: Could not verify signing in resource: http://download.mysite.com/Tanzanite/lib/core/navigation-default-01.jar
at com.sun.deploy.security.TrustDecider.ensureAllJarEntriesSigned(Unknown Source)
at com.sun.deploy.security.TrustDecider.getValidationState(Unknown Source)
at com.sun.deploy.security.TrustDecider.validateChain(Unknown Source)
at com.sun.deploy.security.TrustDecider.isAllPermissionGrantedInt(Unknown Source)
at com.sun.deploy.security.TrustDecider.isAllPermissionGranted(Unknown Source)
at com.sun.deploy.security.DeployURLClassLoader.getResourcePermission(Unknown Source)
at com.sun.deploy.security.DeployURLClassLoader.getResourceAsStream(Unknown Source)
at java.util.ResourceBundle$Control$1.run(ResourceBundle.java:2677)
at java.util.ResourceBundle$Control$1.run(ResourceBundle.java:2662)
at java.security.AccessController.doPrivileged(Native Method)
at java.util.ResourceBundle$Control.newBundle(ResourceBundle.java:2661)
at java.util.ResourceBundle.loadBundle(ResourceBundle.java:1501)
at java.util.ResourceBundle.findBundle(ResourceBundle.java:1465)
at java.util.ResourceBundle.findBundle(ResourceBundle.java:1419)
at java.util.ResourceBundle.findBundle(ResourceBundle.java:1419)
at java.util.ResourceBundle.getBundleImpl(ResourceBundle.java:1361)
at java.util.ResourceBundle.getBundle(ResourceBundle.java:773)
at com.sb.core.client.navigation.controller.contextmanager.ContextManager.<init>(ContextManager.java:62)
at com.sb.core.client.navigation.controller.contextmanager.ContextManager.getInstance(ContextManager.java:76)
at com.sb.core.client.navigation.flow.NavigationConfigurationLoader.<init>(NavigationConfigurationLoader.java:35)
at com.sb.core.client.navigation.main.Launcher$1.run(Launcher.java:104)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:726)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
Caused by: com.sun.deploy.net.JARSigningException: Could not verify signing in resource: http://download.mysite.com/Tanzanite/lib/core/navigation-default-01.jar
... 35 more


REGRESSION. Last worked in version 8u73

ADDITIONAL REGRESSION INFORMATION:
jre 8 update 77

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
Launch a signed jnlp file that worked in update 73 using the latest update 77


EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
Excepted that the application is downloaded and starts up correctly.
ACTUAL -
Application is downloaded, however when the first class attempts to load resources a security exception is thrown as per the above.

ERROR MESSAGES/STACK TRACES THAT OCCUR :
java.security.cert.CertificateException: Could not verify signing in resource: http://download.mysite.com/Tanzanite/lib/core/navigation-default-01.jar
at com.sun.deploy.security.TrustDecider.ensureAllJarEntriesSigned(Unknown Source)
at com.sun.deploy.security.TrustDecider.getValidationState(Unknown Source)
at com.sun.deploy.security.TrustDecider.validateChain(Unknown Source)
at com.sun.deploy.security.TrustDecider.isAllPermissionGrantedInt(Unknown Source)
at com.sun.deploy.security.TrustDecider.isAllPermissionGranted(Unknown Source)
at com.sun.deploy.security.DeployURLClassLoader.getResourcePermission(Unknown Source)
at com.sun.deploy.security.DeployURLClassLoader.getResourceAsStream(Unknown Source)
at java.util.ResourceBundle$Control$1.run(ResourceBundle.java:2677)
at java.util.ResourceBundle$Control$1.run(ResourceBundle.java:2662)
at java.security.AccessController.doPrivileged(Native Method)
at java.util.ResourceBundle$Control.newBundle(ResourceBundle.java:2661)
at java.util.ResourceBundle.loadBundle(ResourceBundle.java:1501)
at java.util.ResourceBundle.findBundle(ResourceBundle.java:1465)
at java.util.ResourceBundle.findBundle(ResourceBundle.java:1419)
at java.util.ResourceBundle.findBundle(ResourceBundle.java:1419)
at java.util.ResourceBundle.getBundleImpl(ResourceBundle.java:1361)
at java.util.ResourceBundle.getBundle(ResourceBundle.java:773)
at com.sb.core.client.navigation.controller.contextmanager.ContextManager.<init>(ContextManager.java:62)
at com.sb.core.client.navigation.controller.contextmanager.ContextManager.getInstance(ContextManager.java:76)
at com.sb.core.client.navigation.flow.NavigationConfigurationLoader.<init>(NavigationConfigurationLoader.java:35)
at com.sb.core.client.navigation.main.Launcher$1.run(Launcher.java:104)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:726)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
Caused by: com.sun.deploy.net.JARSigningException: Could not verify signing in resource: http://download.mysite.com/Tanzanite/lib/core/navigation-default-01.jar
... 35 more


REPRODUCIBILITY :
This bug can be reproduced always.

CUSTOMER SUBMITTED WORKAROUND :
Switch off the caching of temporary internet files completely or downgrade to previous version.

SUPPORT :
YES