diff --git a/app.php b/app.php
index e92cc92..391014f 100644
--- a/app.php
+++ b/app.php
@@ -57,6 +57,8 @@ $f3->route('GET /signature',
 $f3->route('GET /signature/@hash',
     function($f3, $param) {
         $f3->set('hash', $param['hash']);
+        $port = $f3->get('PORT');
+        $f3->set('shareLink', $f3->set('urlbase', $f3->get('SCHEME').'://'.$_SERVER['SERVER_NAME'].(!in_array($port,[80,443])?(':'.$port):'').$f3->get('BASE')).$f3->get('URI'));
 
         $f3->set('maxSize',  min(array(convertPHPSizeToBytes(ini_get('post_max_size')), convertPHPSizeToBytes(ini_get('upload_max_filesize')))));
         $f3->set('maxPage',  ini_get('max_file_uploads') - 1);
@@ -185,7 +187,7 @@ $f3->route('POST /share',
         if(!count($files)) {
             $f3->error(403);
         }
-        $f3->reroute('/signature/'.$hash);
+        $f3->reroute('/signature/'.$hash."#informations");
     }
 
 );
diff --git a/public/js/signature.js b/public/js/signature.js
index 3da414c..0579a09 100644
--- a/public/js/signature.js
+++ b/public/js/signature.js
@@ -938,6 +938,12 @@ var pageUpload = async function() {
 }
 
 var pageSignature = async function(url) {
+
+    if(window.location.hash == '#informations') {
+        let modalInformations = new bootstrap.Modal(document.getElementById('modal-share-informations'));
+        modalInformations.show();
+    }
+
     let filename = url.replace('/pdf/', '');
     document.title = filename + ' - ' + document.title;
     document.getElementById('page-upload').classList.add('d-none');
@@ -986,6 +992,7 @@ var pageSignature = async function(url) {
         return;
     }
 
+
     if(window.location.hash && window.location.hash.match(/^\#http/)) {
         let hashUrl = window.location.hash.replace(/^\#/, '');
         pageUpload();
diff --git a/templates/signature.html.php b/templates/signature.html.php
index 54e955e..cdff974 100644
--- a/templates/signature.html.php
+++ b/templates/signature.html.php
@@ -35,6 +35,7 @@
         <div class="offcanvas offcanvas-end show d-none d-md-block shadow-sm" data-bs-backdrop="false" data-bs-scroll="true" data-bs-keyboard="false" tabindex="-1" id="sidebarTools" aria-labelledby="sidebarToolsLabel">
             <div class="offcanvas-header mb-0 pb-0">
                 <h5 id="sidebarToolsLabel">Signature du PDF</h5>
+                <p class="text-muted"><i class="bi bi-laptop"></i> document.pdf</p>
                 <button type="button" class="btn-close text-reset d-md-none" data-bs-dismiss="offcanvas" aria-label="Close"></button>
             </div>
             <div class="offcanvas-body">
@@ -75,7 +76,7 @@
                   <form id="form_sharing" action="/share" method="post" enctype="multipart/form-data">
                         <input id="input_pdf_share" name="pdf" type="file" class="d-none" />
                         <div class="d-grid gap-2 mt-2">
-                            <button class="btn btn-outline-secondary" type="submit" id="save"><i class="bi bi-share"></i> Partager ce PDF</button>
+                            <button class="btn btn-outline-secondary" type="submit" id="save"><i class="bi bi-share"></i> Partager pour signature</button>
                         </div>
                   </form>
                   <form id="form_pdf" action="/sign" method="post" enctype="multipart/form-data">
@@ -148,7 +149,30 @@
         </div>
       </div>
     </div>
-  </div>
+    </div>
+    <?php if(isset($shareLink)): ?>
+    <div id="modal-share-informations" class="modal" tabindex="-1">
+        <div class="modal-dialog">
+            <div class="modal-content">
+                <div class="modal-header">
+                    <h5 class="modal-title">Partager la signature du PDF</h5>
+                    <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
+                </div>
+                <div class="modal-body">
+                    <p>Pour permettre à une ou plusieurs personnes de signer ce PDF il suffit de partager ce lien :</p>
+                    <div class="input-group mb-3">
+                        <input type="text" readonly="readonly" class="form-control"  value="<?php echo $shareLink ?>">
+                        <button class="btn btn-primary" type="button" id="btn-copy-share-link"><i class="bi bi-clipboard"></i></button>
+                    </div>
+                </div>
+                <div class="modal-footer text-start">
+                    <button type="button" class="btn btn-light" data-bs-dismiss="modal">Fermer</button>
+                </div>
+            </div>
+        </div>
+    </div>
+    <?php endif; ?>
+
     <span id="is_mobile" class="d-md-none"></span>
 
     <script src="/vendor/bootstrap.min.js?5.1.3"></script>