diff --git a/data_bags/credentials/akkounts.json b/data_bags/credentials/akkounts.json
index cc0a979..7914b0d 100644
--- a/data_bags/credentials/akkounts.json
+++ b/data_bags/credentials/akkounts.json
@@ -1,30 +1,37 @@
 {
   "id": "akkounts",
   "postgresql_username": {
-    "encrypted_data": "drHBdPcrH3BqlsVfWP/vL5Thok8Uub6JhjuU\n",
-    "iv": "n+08nhiHoK4jRVwd\n",
-    "auth_tag": "elB4rx8k+jj34iQepECQNA==\n",
+    "encrypted_data": "W+Ia820+uYCAED9LRkQ1ZVe//56GRS5u0HrG\n",
+    "iv": "NpuVENC7C5FCjsEz\n",
+    "auth_tag": "KbqVv27nTc4qm7kzRWcjUQ==\n",
     "version": 3,
     "cipher": "aes-256-gcm"
   },
   "postgresql_password": {
-    "encrypted_data": "Hu8yjpvf3/KY/K3gcbRbEce3OkjSrN91m2lCcePT+A==\n",
-    "iv": "+GFS35dpYy4zD2pi\n",
-    "auth_tag": "jCJQMskBFo9TSr8Uq7BWkw==\n",
+    "encrypted_data": "gPzUikJ3vBhjEzor0ie2341VPLRHNIvGvuD+HBwldw==\n",
+    "iv": "Jsnldm8Bx9IzXMNy\n",
+    "auth_tag": "63YXFGVxHn23X+/11qwTSA==\n",
     "version": 3,
     "cipher": "aes-256-gcm"
   },
   "sentry_dsn": {
-    "encrypted_data": "KG8apiKfWa4gWwiz8tFLZywpp7gMp3hLDCREeR/RA6+i6Of7qYRx0YRzYdpE\n8gdaO0EOQZ4PXzVBsiIQy4ijHRt8udo2PNzzZP6h91jdAjw=\n",
-    "iv": "KWU6LeHdE3iwPyBU\n",
-    "auth_tag": "7pQO/t8pXiwrlb5xAas+Zg==\n",
+    "encrypted_data": "3aC1Nc+WiJIn+jc4HY4Rb1WAqCqEurbOLXhbah4zSIbVIaNGEKzaoC+IA+qi\nV1jAVxbE0A1w91MrGE6HNa+oMjiTMurYx7JzVBIpCm01rgo=\n",
+    "iv": "SxEbTBYY2Pa5BzAF\n",
+    "auth_tag": "zGkIpM/aeyuNm2F0I3VAcA==\n",
     "version": 3,
     "cipher": "aes-256-gcm"
   },
   "rails_master_key": {
-    "encrypted_data": "E4OVlsZgm9wupyi9Xs7iEy11wJrCXL0Qrm9akulW7vmdrEfnI8KC6x1UooM+\nEI1fYmLs\n",
-    "iv": "YFRMYT8D+bF+iu5+\n",
-    "auth_tag": "wT7rorNWEKGNR7xQLTe/xg==\n",
+    "encrypted_data": "cWOeQYNzOjgDNi7ZpkMC/jN7nSPyODYRhA6EIhhihzPxkEDt+/4HGNAhLHGK\nlJiQeRD/\n",
+    "iv": "Svsvx9gsO9OQs9RV\n",
+    "auth_tag": "mXVNNo13F6FddhWnri1yHQ==\n",
+    "version": 3,
+    "cipher": "aes-256-gcm"
+  },
+  "discourse_connect_secret": {
+    "encrypted_data": "BQcE5fUkiqJyuOR1dR9vNyxWzgWGX1Wl1WINJDGJ1sJiajrgAspPgDt0dX5L\nhxG8CQ==\n",
+    "iv": "UKpt0F1FODuosQ9u\n",
+    "auth_tag": "MLgv0jR9MhWGmQNUkA8GUQ==\n",
     "version": 3,
     "cipher": "aes-256-gcm"
   }
diff --git a/environments/production.json b/environments/production.json
index f0d6f1c..0d0d0ac 100644
--- a/environments/production.json
+++ b/environments/production.json
@@ -2,6 +2,9 @@
   "name": "production",
   "override_attributes": {
     "akkounts": {
+      "discourse": {
+        "public_url": "https://community.kosmos.org"
+      },
       "lndhub": {
         "public_url": "https://lndhub.kosmos.org",
         "public_key": "024cd3be18617f39cf645851e3ba63f51fc13f0bb09e3bb25e6fd4de556486d946"
diff --git a/nodes/akkounts-1.json b/nodes/akkounts-1.json
index 9f670b3..dc47bff 100644
--- a/nodes/akkounts-1.json
+++ b/nodes/akkounts-1.json
@@ -9,7 +9,7 @@
   "automatic": {
     "fqdn": "akkounts-1",
     "os": "linux",
-    "os_version": "5.4.0-100-generic",
+    "os_version": "5.4.0-148-generic",
     "hostname": "akkounts-1",
     "ipaddress": "192.168.122.160",
     "roles": [
diff --git a/nodes/fornax.kosmos.org.json b/nodes/fornax.kosmos.org.json
index c216554..d8d9133 100644
--- a/nodes/fornax.kosmos.org.json
+++ b/nodes/fornax.kosmos.org.json
@@ -36,6 +36,8 @@
       "kosmos_garage::firewall_rpc",
       "kosmos_garage::nginx_web",
       "kosmos_gitea::nginx",
+      "kosmos_rsk::nginx_testnet",
+      "kosmos_rsk::nginx_mainnet",
       "kosmos_website",
       "kosmos_website::default",
       "kosmos-akkounts::nginx",
diff --git a/roles/nginx_proxy.rb b/roles/nginx_proxy.rb
index 2444bd9..bc6cc58 100644
--- a/roles/nginx_proxy.rb
+++ b/roles/nginx_proxy.rb
@@ -22,6 +22,8 @@ default_run_list = %w(
   kosmos_garage::firewall_rpc
   kosmos_garage::nginx_web
   kosmos_gitea::nginx
+  kosmos_rsk::nginx_testnet
+  kosmos_rsk::nginx_mainnet
   kosmos_website::default
   kosmos-akkounts::nginx
   kosmos-akkounts::nginx_api
diff --git a/roles/rskj_testnet.rb b/roles/rskj_testnet.rb
index 665f137..eff18a0 100644
--- a/roles/rskj_testnet.rb
+++ b/roles/rskj_testnet.rb
@@ -9,7 +9,6 @@ default_attributes 'rskj' => {
 
 default_run_list = %w(
   kosmos_rsk::rskj
-  kosmos_rsk::nginx
 )
 
 env_run_lists(
diff --git a/site-cookbooks/kosmos-akkounts/attributes/default.rb b/site-cookbooks/kosmos-akkounts/attributes/default.rb
index b1a49e5..6188cb1 100644
--- a/site-cookbooks/kosmos-akkounts/attributes/default.rb
+++ b/site-cookbooks/kosmos-akkounts/attributes/default.rb
@@ -5,12 +5,14 @@ node.default['akkounts']['domain'] = 'accounts.kosmos.org'
 
 node.default['akkounts_api']['domain'] = 'api.kosmos.org'
 
-node.default['akkounts']['lndhub']['api_url'] = nil
-node.default['akkounts']['lndhub']['public_url'] = nil
-node.default['akkounts']['lndhub']['public_key'] = nil
-node.default['akkounts']['lndhub']['postgres_db'] = 'lndhub'
-
 node.default['akkounts']['smtp']['from_address']    = 'Kosmos Accounts <accounts@kosmos.org>'
 node.default['akkounts']['smtp']['domain']          = 'kosmos.org'
 node.default['akkounts']['smtp']['auth_method']     = 'plain'
 node.default['akkounts']['smtp']['enable_starttls'] = 'auto'
+
+node.default['akkounts']['discourse']['public_url'] = nil
+
+node.default['akkounts']['lndhub']['api_url'] = nil
+node.default['akkounts']['lndhub']['public_url'] = nil
+node.default['akkounts']['lndhub']['public_key'] = nil
+node.default['akkounts']['lndhub']['postgres_db'] = 'lndhub'
diff --git a/site-cookbooks/kosmos-akkounts/recipes/default.rb b/site-cookbooks/kosmos-akkounts/recipes/default.rb
index c6ae288..689ad4c 100644
--- a/site-cookbooks/kosmos-akkounts/recipes/default.rb
+++ b/site-cookbooks/kosmos-akkounts/recipes/default.rb
@@ -60,9 +60,14 @@ env[:sentry_dsn] = credentials["sentry_dsn"]
 if webhooks_allowed_ips.length > 0
   env[:webhooks_allowed_ips] = webhooks_allowed_ips
 end
+
 if btcpay_host
   env[:btcpay_api_url] = "http://#{btcpay_host}:23001/api/v1"
 end
+
+env[:discourse_public_url] = node['akkounts']['discourse']['public_url']
+env[:discourse_connect_secret] = credentials['discourse_connect_secret']
+
 if lndhub_host
   node.override["akkounts"]["lndhub"]["api_url"] = "http://#{lndhub_host}:3026"
   env[:lndhub_legacy_api_url] = node["akkounts"]["lndhub"]["api_url"]
diff --git a/site-cookbooks/kosmos_discourse/templates/nginx_conf.erb b/site-cookbooks/kosmos_discourse/templates/nginx_conf.erb
index 9db6621..db939fd 100644
--- a/site-cookbooks/kosmos_discourse/templates/nginx_conf.erb
+++ b/site-cookbooks/kosmos_discourse/templates/nginx_conf.erb
@@ -27,6 +27,7 @@ server {
     proxy_buffers 1024 8k;
 
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header X-Forwarded-Proto https;
 
     proxy_pass http://_discourse;
     proxy_http_version 1.1;
diff --git a/site-cookbooks/kosmos_rsk/attributes/default.rb b/site-cookbooks/kosmos_rsk/attributes/default.rb
index 63efc04..db0e916 100644
--- a/site-cookbooks/kosmos_rsk/attributes/default.rb
+++ b/site-cookbooks/kosmos_rsk/attributes/default.rb
@@ -1,2 +1,4 @@
-node.default['rskj']['version'] = '4.2.0~focal'
+node.default['rskj']['version'] = '4.4.0~focal'
 node.default['rskj']['network'] = 'testnet'
+
+node.default['rskj']['nginx']['domain'] = nil
diff --git a/site-cookbooks/kosmos_rsk/recipes/nginx.rb b/site-cookbooks/kosmos_rsk/recipes/nginx.rb
deleted file mode 100644
index 242d72f..0000000
--- a/site-cookbooks/kosmos_rsk/recipes/nginx.rb
+++ /dev/null
@@ -1,27 +0,0 @@
-#
-# Cookbook Name:: kosmos_rsk
-# Recipe:: nginx
-#
-
-include_recipe "kosmos-nginx"
-
-app_name = "rskj"
-domain   = node[app_name]["nginx"]["domain"]
-
-nginx_certbot_site domain
-
-template "#{node['nginx']['dir']}/sites-available/#{domain}" do
-  source "nginx_conf_#{app_name}.erb"
-  owner 'www-data'
-  mode 0640
-  variables app_name: app_name,
-            domain: domain,
-            port: "4444",
-            ssl_cert: "/etc/letsencrypt/live/#{domain}/fullchain.pem",
-            ssl_key: "/etc/letsencrypt/live/#{domain}/privkey.pem"
-  notifies :reload, 'service[nginx]', :delayed
-end
-
-nginx_site domain do
-  action :enable
-end
diff --git a/site-cookbooks/kosmos_rsk/recipes/nginx_mainnet.rb b/site-cookbooks/kosmos_rsk/recipes/nginx_mainnet.rb
new file mode 100644
index 0000000..cf97f28
--- /dev/null
+++ b/site-cookbooks/kosmos_rsk/recipes/nginx_mainnet.rb
@@ -0,0 +1,8 @@
+#
+# Cookbook Name:: kosmos_rsk
+# Recipe:: nginx_mainnet
+#
+
+rskj_nginx_site "mainnet" do
+  domain "rsk.kosmos.org"
+end
diff --git a/site-cookbooks/kosmos_rsk/recipes/nginx_testnet.rb b/site-cookbooks/kosmos_rsk/recipes/nginx_testnet.rb
new file mode 100644
index 0000000..49a0e89
--- /dev/null
+++ b/site-cookbooks/kosmos_rsk/recipes/nginx_testnet.rb
@@ -0,0 +1,8 @@
+#
+# Cookbook Name:: kosmos_rsk
+# Recipe:: nginx_testnet
+#
+
+rskj_nginx_site "testnet" do
+  domain "rsk-testnet.kosmos.org"
+end
diff --git a/site-cookbooks/kosmos_rsk/resources/nginx_site.rb b/site-cookbooks/kosmos_rsk/resources/nginx_site.rb
new file mode 100644
index 0000000..2230655
--- /dev/null
+++ b/site-cookbooks/kosmos_rsk/resources/nginx_site.rb
@@ -0,0 +1,37 @@
+resource_name :rskj_nginx_site
+provides :rskj_nginx_site
+
+property :network, String, required: true, name_property: true
+property :domain, String, required: true
+
+action :create do
+  include_recipe "kosmos-nginx"
+
+  network = new_resource.network
+  domain  = new_resource.domain
+
+  nginx_certbot_site domain
+
+  upstream_hosts = []
+  search(:node, "role:rskj_#{network}").each do |node|
+    upstream_hosts << node["knife_zero"]["host"]
+  end
+  upstream_hosts.push("localhost") if upstream_hosts.empty?
+
+  template "#{node['nginx']['dir']}/sites-available/#{domain}" do
+    source "nginx_conf_rskj.erb"
+    owner 'www-data'
+    mode 0640
+    variables domain: domain,
+              upstream_name: "rskj_#{network}",
+              upstream_hosts: upstream_hosts,
+              upstream_port: "4444",
+              ssl_cert: "/etc/letsencrypt/live/#{domain}/fullchain.pem",
+              ssl_key: "/etc/letsencrypt/live/#{domain}/privkey.pem"
+    notifies :reload, 'service[nginx]', :delayed
+  end
+
+  nginx_site domain do
+    action :enable
+  end
+end
diff --git a/site-cookbooks/kosmos_rsk/templates/nginx_conf_rskj.erb b/site-cookbooks/kosmos_rsk/templates/nginx_conf_rskj.erb
index 1a14d5c..9831d8b 100644
--- a/site-cookbooks/kosmos_rsk/templates/nginx_conf_rskj.erb
+++ b/site-cookbooks/kosmos_rsk/templates/nginx_conf_rskj.erb
@@ -1,23 +1,39 @@
-# Generated by Chef
-<% if File.exist?(@ssl_cert) && File.exist?(@ssl_key) -%>
+upstream _<%= @upstream_name %> {
+<% @upstream_hosts.each do |host| %>
+  server   <%= host %>:<%= @upstream_port %>;
+<% end %>
+}
+
 server {
   listen 443 ssl http2;
   listen [::]:443 ssl http2;
-  add_header Strict-Transport-Security "max-age=15768000";
-
-  ssl_certificate <%= @ssl_cert %>;
-  ssl_certificate_key <%= @ssl_key %>;
 
   server_name <%= @domain %>;
 
+  add_header Strict-Transport-Security "max-age=15768000";
+
   access_log <%= node[:nginx][:log_dir] %>/<%= @domain %>.access.log json;
   error_log <%= node[:nginx][:log_dir] %>/<%= @domain %>.error.log warn;
 
   location / {
+    if ($request_method = 'OPTIONS') {
+      add_header 'Access-Control-Allow-Origin' '*';
+      add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
+      add_header 'Access-Control-Allow-Headers' 'DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range';
+      add_header 'Access-Control-Max-Age' 1209600;
+      add_header 'Content-Type' 'text/plain; charset=utf-8';
+      add_header 'Content-Length' 0;
+      return 204;
+    }
+
+    proxy_set_header Host $http_host;
+    proxy_set_header X-Forwarded-Proto https;
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
     proxy_set_header X-Real-IP $remote_addr;
     proxy_redirect off;
-    proxy_pass http://localhost:<%= @port %>;
+    proxy_pass http://_<%= @upstream_name %>;
    }
+
+  ssl_certificate <%= @ssl_cert %>;
+  ssl_certificate_key <%= @ssl_key %>;
 }
-<% end -%>
diff --git a/site-cookbooks/kosmos_rsk/test/integration/rskj/rskj_test.rb b/site-cookbooks/kosmos_rsk/test/integration/rskj/rskj_test.rb
index a37cf79..605d734 100644
--- a/site-cookbooks/kosmos_rsk/test/integration/rskj/rskj_test.rb
+++ b/site-cookbooks/kosmos_rsk/test/integration/rskj/rskj_test.rb
@@ -9,7 +9,7 @@ end
 
 describe package('rskj') do
   it { should be_installed }
-  its('version') { should eq '4.2.0~focal' }
+  its('version') { should eq '4.4.0~focal' }
 end
 
 describe service('rsk') do
@@ -21,3 +21,10 @@ end
 describe port(4444) do
   it { should be_listening }
 end
+
+describe parse_config_file('/etc/rsk/node.conf', {
+    assignment_regex: /^\s*([^=]*?)\s*=\s*(.*?)\s*$/
+}) do
+  its(['blockchain.config.name']) { should eq '"testnet"' }
+  its(['database.dir']) { should eq '/var/lib/rsk/database/testnet' }
+end