diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 03c5e3dbb..d7bc6e32a 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -276,8 +276,9 @@ class ApplicationController < ActionController::Base
     matomo = Rails.application.secrets.matomo
 
     {
-      key: matomo[:client_key],
-      enabled: matomo[:enabled]
+      enabled: matomo[:enabled],
+      host: matomo[:host],
+      key: matomo[:client_key]
     }
   end
 
diff --git a/app/javascript/shared/track/matomo.js b/app/javascript/shared/track/matomo.js
index 5752e0ddf..38f3b9b12 100644
--- a/app/javascript/shared/track/matomo.js
+++ b/app/javascript/shared/track/matomo.js
@@ -1,11 +1,10 @@
-const { key, enabled } = gon.matomo || {};
+const { enabled, host, key } = gon.matomo || {};
 
 if (enabled) {
   window._paq = window._paq || [];
 
-  const url = '//stats.data.gouv.fr/';
-  const trackerUrl = `${url}piwik.php`;
-  const jsUrl = `${url}piwik.js`;
+  const jsUrl = `//${host}/piwik.js`;
+  const trackerUrl = `//${host}/piwik.php`;
 
   //
   // Configure Matomo analytics
diff --git a/app/lib/active_job/application_log_subscriber.rb b/app/lib/active_job/application_log_subscriber.rb
index 1f7a3361a..23d31f072 100644
--- a/app/lib/active_job/application_log_subscriber.rb
+++ b/app/lib/active_job/application_log_subscriber.rb
@@ -47,7 +47,7 @@ class ActiveJob::ApplicationLogSubscriber < ::ActiveJob::LogSubscriber
     end
     data[:tags] = tags
     data[:type] = 'tps'
-    data[:source] = ENV['SOURCE']
+    data[:source] = ENV['LOGRAGE_SOURCE']
 
     log(data)
   end
diff --git a/config/env.example b/config/env.example
index 7255e4b13..303b225f9 100644
--- a/config/env.example
+++ b/config/env.example
@@ -12,7 +12,6 @@ APP_HOST="localhost:3000"
 # For production you MUST generate a new key, and keep it secret.
 # Secrets must be long and random. Use bin/rails secret to get new unique secrets.
 SECRET_KEY_BASE="05a2d479d8e412198dabd08ef0eee9d6e180f5cbb48661a35fd1cae287f0a93d40b5f1da08f06780d698bbd458a0ea97f730f83ee780de5d4e31f649a0130cf0"
-SIGNING_KEY="aef3153a9829fa4ba10acb02927ac855df6b92795b1ad265d654443c4b14a017"
 
 # Secret key for One-Time-Password codes, used for 2-factors authentication
 OTP_SECRET_KEY=""
@@ -21,7 +20,6 @@ OTP_SECRET_KEY=""
 
 # SAML_IDP_CERTIFICATE="billybop"
 # SAML_IDP_SECRET_KEY="-----BEGIN RSA PRIVATE KEY-----\nblabla+blabla\n-----END RSA PRIVATE KEY-----\n"
-# SENDINBLUE_LOGIN_URL="https://app.sendinblue.com/account/saml/login/truc"
 
 # Database credentials
 DB_DATABASE="tps_development"
@@ -69,16 +67,17 @@ SENTRY_DSN_JS=""
 
 # External service: Matomo web analytics
 MATOMO_ENABLED="disabled"
-MATOMO_ID="73"
-# Missing MATOMO_HOST (thus hardcoded)
+MATOMO_ID=""
+MATOMO_HOST="matomo.organisme.fr"
 
 # SMTP Provider: Send In Blue
+SENDINBLUE_ENABLED="disabled"
 SENDINBLUE_BALANCING=""
 SENDINBLUE_BALANCING_VALUE=""
-SENDINBLUE_ENABLED=""
 SENDINBLUE_CLIENT_KEY=""
 SENDINBLUE_SMTP_KEY=""
 SENDINBLUE_USER_NAME=""
+# SENDINBLUE_LOGIN_URL="https://app.sendinblue.com/account/saml/login/truc"
 
 # SMTP Provider: Mailjet
 MAILJET_API_KEY=""
@@ -115,7 +114,7 @@ LOGRAGE_ENABLED="disabled"
 # * For local development: tps_local
 # * For preproduction: tps_staging
 # * For production: tps_prod
-SOURCE="tps_local"
+LOGRAGE_SOURCE="tps_local"
 
 # External service: timestamping a daily archive of dossiers status changes
 UNIVERSIGN_API_URL="https://ws.universign.eu/tsa/post/"
@@ -128,10 +127,6 @@ API_GEO_URL="https://geo.api.gouv.fr"
 # External service: API Education
 API_EDUCATION_URL="https://data.education.gouv.fr/api/records/1.0"
 
-# Change the maximum number of times a job is retried
-# MAX_ATTEMPTS_JOBS=25
-# MAX_ATTEMPTS_API_ENTREPRISE_JOBS=5
-
 # Encryption key for sensitive columns in the database
 ENCRYPTION_SERVICE_SALT=""
 
diff --git a/config/env.example.optional b/config/env.example.optional
index c38c5c51d..eb344c0f3 100644
--- a/config/env.example.optional
+++ b/config/env.example.optional
@@ -14,6 +14,10 @@ DS_ENV="staging"
 # Agent Connect usage
 # AGENT_CONNECT_ENABLED="disabled" # "enabled" by default
 
+# Configure the maximum number of times a job is retried
+# MAX_ATTEMPTS_JOBS=25
+# MAX_ATTEMPTS_API_ENTREPRISE_JOBS=5
+
 # Instance customization: URLs for GTS and legal mentions
 # CGU_URL=""
 # MENTIONS_LEGALES_URL=""
diff --git a/config/secrets.yml b/config/secrets.yml
index 86e7a5022..15c507ef0 100644
--- a/config/secrets.yml
+++ b/config/secrets.yml
@@ -12,7 +12,6 @@
 defaults: &defaults
   secret_key_base: <%= ENV["SECRET_KEY_BASE"] %>
   encryption_service_salt: <%= ENV["ENCRYPTION_SERVICE_SALT"] %>
-  signing_key: <%= ENV["SIGNING_KEY"] %>
   otp_secret_key: <%= ENV["OTP_SECRET_KEY"] %>
   basic_auth:
     username: <%= ENV['BASIC_AUTH_USERNAME'] %>
@@ -25,7 +24,7 @@ defaults: &defaults
     token_endpoint: <%= ENV['FC_PARTICULIER_BASE_URL'] %>/api/v1/token
     userinfo_endpoint: <%= ENV['FC_PARTICULIER_BASE_URL'] %>/api/v1/userinfo
     logout_endpoint: <%= ENV['FC_PARTICULIER_BASE_URL'] %>/api/v1/logout
-  agent_connect: 
+  agent_connect:
     identifier: <%= ENV['AGENT_CONNECT_ID'] %>
     secret: <%= ENV['AGENT_CONNECT_SECRET'] %>
     redirect_uri: <%= ENV['AGENT_CONNECT_REDIRECT'] %>
@@ -56,6 +55,7 @@ defaults: &defaults
     api_v3_key: <%= ENV['SENDINBLUE_API_V3_KEY'] %>
   matomo:
     enabled: <%= ENV['MATOMO_ENABLED'] == 'enabled' %>
+    host: <%= ENV['MATOMO_HOST'] %>
     client_key: <%= ENV['MATOMO_ID'] %>
   sentry:
     enabled: <%= ENV['SENTRY_ENABLED'] == 'enabled' %>
@@ -85,7 +85,6 @@ test:
   <<: *defaults
   secret_key_base: aa52abc3f3a629d04a61e9899a24c12f52b24c679cbf45f8ec0cdcc64ab9526d673adca84212882dff3911ac98e0c32ec4729ca7b3429ba18ef4dfd1bd18bc7a
   encryption_service_salt: QUDyMoXyw2YXU8pHnpts3w9MyMpsMQ6BgP62obgCf7PQv
-  signing_key: aef3153a9829fa4ba10acb02927ac855df6b92795b1ad265d654443c4b14a017
   otp_secret_key: 78ddda3679dc0ba2c99f50bcff04f49d862358dbeb7ead50368fdd6de14392be884ee10a204a0375b4b382e1a842fafe40d7858b7ab4796ec3a67c518d31112b
   api_entreprise:
     key: "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6Ik9oIHllYWgiLCJpYXQiOjE1MTYyMzkwMjJ9.f06sBo3q2Yxnw_TYPFUEs0CozBmcV-XniH_DeKNWzKE"