import java.io.File;

public class SecMan {
    public static void main(final String[] args) {
        System.setProperty("java.security.policy", "SecMan.policy");
        final String wfn = "::{20D04FE0-3AEA-1069-A2D8-08002B30309D}";
        System.out.printf("%s -> %s%n", wfn, new File(wfn).getPath());
        new SecurityManager().checkRead(wfn);
    }
}