Symantec Siteminder Policy Server and Access Gateway are supported on Adoptium (p.k.a AdoptOpenJDK) 11.x as of r12.8.6. In Adoptium 11.x the JDK and the JRE are shipped as separate packages, however BOTH must be installed on the Siteminder host running r12.8.6.
As of Adoptium 11, the JDK and the JRE are split out into two bundles.
Release : r12.8.6
Component : Symantec Siteminder Policy Server, Access Gateway, and SDK.