The following deprecated classes that were marked for removal in JDK 9 have been removed: - `com.sun.security.auth.PolicyFile` - `com.sun.security.auth.SolarisNumericGroupPrincipal` - `com.sun.security.auth.SolarisNumericUserPrincipal` - `com.sun.security.auth.SolarisPrincipal` - `com.sun.security.auth.X500Principal` - `com.sun.security.auth.module.SolarisLoginModule` - `com.sun.security.auth.module.SolarisSystem`