in src/main/java/com/google/recaptcha/pld/pld/util/LocalhostPolicy.java [28:34]
private boolean isLocalhostOrigin(HttpServletRequest request) {
String remoteAddr = request.getRemoteAddr();
return remoteAddr.equals("127.0.0.1")
|| remoteAddr.equals("0:0:0:0:0:0:0:1")
|| remoteAddr.equals("::1")
|| remoteAddr.equals("0000:0000:0000:0000:0000:0000:0000:0001");
}