diff --git a/openstack-tf/d4s-preprod/dataminer/main.tf b/openstack-tf/d4s-preprod/dataminer/main.tf
index d66037b..6225433 100644
--- a/openstack-tf/d4s-preprod/dataminer/main.tf
+++ b/openstack-tf/d4s-preprod/dataminer/main.tf
@@ -16,6 +16,7 @@ data "terraform_remote_state" "privnet_dns_router" {
     path = "../project-setup/terraform.tfstate"
   }
 }
+
 #
 # Uses common_variables as module
 #
@@ -23,26 +24,98 @@ module "common_variables" {
   source = "../../modules/common_variables"
 }
 
+#Module used
+module "ssh_settings" {
+  source = "../../modules/ssh-key-ref"
+}
+
+
+resource "openstack_networking_secgroup_v2" "dataminer_publish" {
+  name        = "dataminer_publish"
+  description = "Access to dataminer-ghost is allowed only to dm-pool-manager"
+  delete_default_rules = "true"
+}
+
+
+resource "openstack_compute_instance_v2" "dm_pool_manager_pre" {
+  name   = "dm-pool-manager-pre"
+  availability_zone_hints = module.common_variables.availability_zone_no_gpu_name
+  flavor_name             = module.common_variables.flavor_list.m1_large
+  key_pair                = module.ssh_settings.ssh_key_name
+  security_groups         = [data.terraform_remote_state.privnet_dns_router.outputs.default_security_group_name, data.terraform_remote_state.privnet_dns_router.outputs.security_group_list.http_and_https_from_the_load_balancers]
+  block_device {
+    uuid                  = module.common_variables.ubuntu_1804.uuid
+    source_type           = "image"
+    volume_size           = 30
+    boot_index            = 0
+    destination_type      = "volume"
+    delete_on_termination = false
+  }
+
+  # Creates the networks according to input networks 
+  dynamic "network" {
+    for_each = toset([data.terraform_remote_state.privnet_dns_router.outputs.main_private_network.name])
+    content {
+      name = network.value
+    }
+  }
+
+  
+  # user_data script used
+  user_data = file("${module.common_variables.ubuntu_1804.user_data_file}")
+  # Do not replace the instance when the ssh key changes
+  lifecycle {
+    ignore_changes = [
+      # Ignore changes to tags, e.g. because a management agent
+      # updates these based on some ruleset managed elsewhere.
+      key_pair, user_data, network
+    ]
+  }
+}
+
+
+resource "openstack_networking_secgroup_rule_v2" "secgroup_dataminer_publish_rule_1" {
+  direction         = "ingress"
+  ethertype         = "IPv4"
+  protocol          = "tcp"
+  port_range_min    = 22
+  port_range_max    = 22
+  remote_ip_prefix  = join("/",[openstack_compute_instance_v2.dm_pool_manager_pre.network.0.fixed_ip_v4,"32"])
+  security_group_id = openstack_networking_secgroup_v2.dataminer_publish.id
+}
+
+resource "openstack_networking_secgroup_rule_v2" "secgroup_dataminer_publish_rule_2" {
+  direction         = "ingress"
+  ethertype         = "IPv4"
+  protocol          = "tcp"
+  port_range_min    = 80
+  port_range_max    = 80
+  remote_ip_prefix  = "0.0.0.0/0"
+  security_group_id = openstack_networking_secgroup_v2.dataminer_publish.id
+}
+
+resource "openstack_networking_secgroup_rule_v2" "secgroup_dataminer_publish_rule_3" {
+  direction         = "ingress"
+  ethertype         = "IPv4"
+  protocol          = "tcp"
+  port_range_min    = 443
+  port_range_max    = 443
+  remote_ip_prefix  = join("/",[openstack_compute_instance_v2.dm_pool_manager_pre.network.0.fixed_ip_v4,"32"])
+  security_group_id = openstack_networking_secgroup_v2.dataminer_publish.id
+}
+
+
+
 module "instance_without_data_volume" {
   source = "../../modules/instance_without_data_volume"
 
   instances_without_data_volume_map = {
-    dm_pool_manager_pre = {
-      name              = "dm-pool-manager-pre",
-      description       = "This instance is a DataMiner Pool Manager service",
-      flavor            = module.common_variables.flavor_list.m1_medium,
-      networks          = [data.terraform_remote_state.privnet_dns_router.outputs.main_private_network.name, module.common_variables.networks_list.shared_postgresql],
-      security_groups   = [data.terraform_remote_state.privnet_dns_router.outputs.default_security_group_name, data.terraform_remote_state.privnet_dns_router.outputs.security_group_list.http_and_https_from_the_load_balancers],
-      server_groups_ids = [],
-      image_ref         = module.common_variables.ubuntu_1804
-      image_volume_size = 30
-    },
     dataminer_pre_ghost = {
       name              = "dataminer-pre-ghost",
       description       = "This instance is a DataMiner Ghost service",
       flavor            = module.common_variables.flavor_list.m1_large,
       networks          = [data.terraform_remote_state.privnet_dns_router.outputs.main_private_network.name, module.common_variables.networks_list.shared_postgresql],
-      security_groups   = [data.terraform_remote_state.privnet_dns_router.outputs.default_security_group_name, data.terraform_remote_state.privnet_dns_router.outputs.security_group_list.http_and_https_from_the_load_balancers],
+      security_groups   = [openstack_networking_secgroup_v2.dataminer_publish.name,data.terraform_remote_state.privnet_dns_router.outputs.default_security_group_name, data.terraform_remote_state.privnet_dns_router.outputs.security_group_list.http_and_https_from_the_load_balancers],
       server_groups_ids = [],
       image_ref         = module.common_variables.ubuntu_1804
       image_volume_size = 50