Download location: http://www.oracle.com/technetwork/indexes/downloads/index.html
For the platforms that are supported for this web container, see Platforms Supported For OpenSSO Enterprise 8.0 in Sun OpenSSO Enterprise 8.0 Release Notes.
In the Application Server 9.1 domain where you plan to deploy OpenSSO Enterprise server, change the following JVM options either using the Application Server admin console or command-line utility:
Change -Xmx512m to -Xmx1024m.
If the -client jvm-option is set, change it to -server.
If the Java Security Manager is enabled:
Set the following JVM option:
-Dcom.sun.enterprise.server.ss.ASQuickStartup=false
Add the security permissions to the server.policy file, as described in Adding Security Permissions For a Web Container. After you edit the file, restart the web container.