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WebStart Application Blocked with "Publisher: UNKNOWN" or ZipException When Deployment Rule Set Is Enabled (Doc ID 2153794.1)

Last updated on JUNE 17, 2019

Applies to:

Java SE JDK and JRE - Version 6 to 8
Information in this document applies to any platform.


When a Deployment Rule Set (DRS) is enabled, WebStart applications fail to cache or open jar files.  This yields the following error and stack trace:

The problem can also manifest as the following security warnings:


With Java SE 6: The application's digital signature cannot be verified.  Publisher: UNKNOWN



With Java SE 7: Publisher: UNKNOWN  Running this application may be a security risk.




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