Jetpack_Protect_Module::on_activation PHP Method

    public function on_activation()
    {
        if (is_multisite() && is_main_site() && get_site_option('jetpack_protect_active', 0) == 0) {
            update_site_option('jetpack_protect_active', 1);
        }
        update_site_option('jetpack_protect_activating', 'activating');
        // Get BruteProtect's counter number
        Jetpack_Protect_Module::protect_call('check_key');
    }