diff --git a/app/javascript/packs/application.js b/app/javascript/packs/application.js
index 9e78eb30a..4abafdea9 100644
--- a/app/javascript/packs/application.js
+++ b/app/javascript/packs/application.js
@@ -8,7 +8,6 @@ import * as Turbo from '@hotwired/turbo';
 import '../shared/activestorage/ujs';
 import '../shared/remote-poller';
 import '../shared/safari-11-file-xhr-workaround';
-import '../shared/franceconnect';
 import '../shared/toggle-target';
 import '../shared/ujs-error-handling';
 
diff --git a/app/javascript/shared/franceconnect.js b/app/javascript/shared/franceconnect.js
deleted file mode 100644
index c739002d0..000000000
--- a/app/javascript/shared/franceconnect.js
+++ /dev/null
@@ -1,123 +0,0 @@
-const fconnect = {
-  tracesUrl: '/traces',
-  aboutUrl: ''
-};
-const document = window.document;
-
-function init() {
-  fconnect.currentHost = 'fcp.integ01.dev-franceconnect.fr';
-
-  if (window.location.hostname == 'www.demarches-simplifiees.fr')
-    fconnect.currentHost = 'app.franceconnect.gouv.fr';
-
-  var fconnectProfile = document.getElementById('fconnect-profile');
-  if (fconnectProfile) {
-    var linkAccess = document.querySelector('#fconnect-profile > a');
-    var fcLogoutUrl = fconnectProfile.getAttribute('data-fc-logout-url');
-    var access = createFCAccessElement(fcLogoutUrl);
-    fconnectProfile.appendChild(access);
-    linkAccess.onclick = toggleElement.bind(access);
-  }
-}
-
-addEventListener('DOMContentLoaded', init);
-
-function toggleElement(event) {
-  event.preventDefault();
-  if (this.style.display === 'block') {
-    this.style.display = 'none';
-  } else {
-    this.style.display = 'block';
-  }
-}
-
-function closeFCPopin(event) {
-  event.preventDefault();
-  fconnect.popin.className = 'fade-out';
-  setTimeout(function () {
-    document.body.removeChild(fconnect.popin);
-  }, 200);
-}
-
-function openFCPopin() {
-  fconnect.popin = document.createElement('div');
-  fconnect.popin.id = 'fc-background';
-
-  var iframe = createFCIframe();
-
-  document.body.appendChild(fconnect.popin);
-
-  fconnect.popin.appendChild(iframe);
-
-  setTimeout(function () {
-    fconnect.popin.className = 'fade-in';
-  }, 200);
-}
-
-function createFCIframe() {
-  var iframe = document.createElement('iframe');
-  iframe.setAttribute('id', 'fconnect-iframe');
-  iframe.frameBorder = 0;
-  iframe.name = 'fconnect-iframe';
-  return iframe;
-}
-
-function createFCAccessElement(logoutUrl) {
-  var access = document.createElement('div');
-  access.id = 'fconnect-access';
-  access.innerHTML = '<h5>Vous êtes identifié grâce à FranceConnect</h5>';
-  access.appendChild(createAboutLink());
-  access.appendChild(document.createElement('hr'));
-  access.appendChild(createHistoryLink());
-  access.appendChild(createLogoutElement(logoutUrl));
-  return access;
-}
-
-function createHistoryLink() {
-  var historyLink = document.createElement('a');
-  historyLink.target = 'fconnect-iframe';
-  historyLink.href = '//' + fconnect.currentHost + fconnect.tracesUrl;
-  historyLink.onclick = openFCPopin;
-  historyLink.innerHTML = 'Historique des connexions/échanges de données';
-
-  return historyLink;
-}
-
-function createAboutLink() {
-  var aboutLink = document.createElement('a');
-  aboutLink.href = fconnect.aboutUrl
-    ? '//' + fconnect.currentHost + fconnect.aboutUrl
-    : '#';
-  if (fconnect.aboutUrl) {
-    aboutLink.target = 'fconnect-iframe';
-    aboutLink.onclick = openFCPopin;
-  }
-  aboutLink.innerHTML = "Qu'est-ce-que FranceConnect ?";
-
-  return aboutLink;
-}
-
-function createLogoutElement(logoutUrl) {
-  var elm = document.createElement('div');
-  elm.className = 'logout';
-  elm.innerHTML =
-    '<a class="btn btn-default" href="' + logoutUrl + '">Se déconnecter</a>';
-  return elm;
-}
-
-var eventMethod = window.addEventListener ? 'addEventListener' : 'attachEvent';
-var eventer = window[eventMethod];
-var messageEvent = eventMethod == 'attachEvent' ? 'onmessage' : 'message';
-
-// Listen to message from child window
-eventer(
-  messageEvent,
-  function (e) {
-    var key = e.message ? 'message' : 'data';
-    var data = e[key];
-    if (data === 'close_popup') {
-      closeFCPopin(e);
-    }
-  },
-  false
-);