Use JASPIC auth module on WebSphere 8.5
问题 I have a JASPIC auth module that works really well on GlassFish, WildFly and WebLogic. Now we have a new customer who uses WebSphere 8.5, and I can't get the auth module to run properly there. The problem is that WebSphere doesn't accept the username that the auth module puts in the CallerPrincipalCallback. Our other supported servers just accept this, but WebSphere for some reason thinks it needs to perform some extra checks. After investigating the issue I stumbled upon this one: https:/