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applet security exception

Arjun Shastry
Ranch Hand

Joined: Mar 13, 2003
Posts: 1888
I am trying to run the applet(JApplet) from browser.I am using NetBeans hence including "swing-layout-1.0.3.jar". From NetBeans I am able to run the applet.But in browser,I am getting an exception. In HTML, I am writing this-

I am getting the following exception-

Do I need to change java.policy file in JRE directory? If yes, what should I add in it?


Ulf Dittmer

Joined: Mar 22, 2005
Posts: 42958
It's probably easier to sign the applet, especially if you expect other people to use it as well. See for more information on both approaches; it also contains an example of the PropertyPermission required here.
Arjun Shastry
Ranch Hand

Joined: Mar 13, 2003
Posts: 1888
Thanks. Using keytool and jarsigner command I created keystore and certificate and was able to create Signed applet.
But when I run the applet in the browser, I am getting the same error-

I have set the contents of java.policy (jre/lib/security directory) like this-

Arjun Shastry
Ranch Hand

Joined: Mar 13, 2003
Posts: 1888
Problem was with native implementation(of Tibco) than permission of Applet.
Have you checked out Aspose?
subject: applet security exception
It's not a secret anymore!