Google this and you will keep running into the and old article that has been reposted carelessly because it not targeting the problem with AIP WP Security but rather it is about Better WP Security. So back to All In ONe Security:
Your website needs to be publicly accessible to use Jetpack:
site_inaccessible.Error Details: The Jetpack server was unable to communicate with your site [HTTP 403].
- Disable WP XML-RPC functionality in AIO WP Security>Settings>Firewall, scroll down to WordPress Pingback Vulnerability Protection
- Add Disable XML-RPC Pingback plugin to enable this security function, but allows common uses of this file to function. There are not settings or options, just install it.