grant {
    permission java.lang.RuntimePermission "createClassLoader";
    permission java.lang.RuntimePermission "getProtectionDomain";
    permission java.security.SecurityPermission "getPolicy";
};
grant codebase "http://localhost/" {
    permission java.util.PropertyPermission "user.home", "read";
};
grant codebase "http://127.0.0.1/" {
    permission java.util.PropertyPermission "user.name", "read";
};