diff --git a/public/ajax/getG1PubKey.php b/public/ajax/getG1PubKey.php
new file mode 100644
index 0000000..862b7a9
--- /dev/null
+++ b/public/ajax/getG1PubKey.php
@@ -0,0 +1,25 @@
+<?php
+if(isset($_GET['vendeur']))
+{
+       	// Get public key from pseudo
+        $parseUser = $_GET['vendeur'];
+        putenv("parseUser=$parseUser");
+        $silkPubKey = system('curl -s https:\/\/duniter-g1.p2p.legal/wot/members | grep -w -i -B 1 $parseUser | grep "pubkey" | awk -F \'"\' \'{ print $4 }\'');
+
+        if (empty($silkPubKey))
+        {
+		$silkPubKeyUser = shell_exec('curl -s https:\/\/duniter-g1.p2p.legal/wot/lookup/$parseUser | head | grep -i -w -A 3 "pubkey" | awk -F \'"\' \'{ print $4 }\' | awk \'NF > 0\'');
+                putenv("silkPubKeyUser=$silkPubKeyUser");
+                $silkUser = system('echo "$silkPubKeyUser" | tail -n2 | head -n1');
+                if ($silkUser == $parseUser)
+                {
+                        $silkPubKey = system('echo "$silkPubKeyUser" | head -n1');
+                }
+        }
+
+	if (empty($silkPubKey))
+        {
+		echo "Aucune clé n'a été trouvé à partir de ce pseudo";
+	}
+}
+?>
diff --git a/public/ajax/readRecords.php b/public/ajax/readRecords.php
index e251f71..123b641 100644
--- a/public/ajax/readRecords.php
+++ b/public/ajax/readRecords.php
@@ -19,7 +19,7 @@ $bdd = new \PDO("mysql:host=$host;dbname=$database_name", $username, $password);
 
 
     $params["antenne_slug"] = $antenne_slug;
-	$requete = "SELECT products.*, users.username 
+	$requete = "SELECT products.*, users.username, users.pubkey 
                     FROM products 
                     LEFT JOIN antennes 
                     ON antennes.id = products.antenne_id 
@@ -52,12 +52,19 @@ $bdd = new \PDO("mysql:host=$host;dbname=$database_name", $username, $password);
             $data .= "<tr style='background:lightblue;color:black;'>
 				<td>$number</td>";
 
-            $data .= '<td>'.$row['name'].'</td>';
+            $prix = $row['prix'];
+            $vendeur = $row['username'];
+            $produit = $row['name'];
+            $pubkey = $row['pubkey'];
+            $pubkeyShort = substr($pubkey, 0, 8);
+            $vendeur_format = "<a target=\"_blank\" href=\"https://g1.duniter.fr/#/app/wot/$pubkey/\">$vendeur</a>";
+            $cle_pub_format = "<a target=\"_blank\" href=\"https://g1.duniter.fr/api/#/v1/payment/$pubkey?amount=$prix&name=$vendeur&comment=[Achat GMarche] : $produit&preferred_node=https://g1.librelois.fr&redirect_url=https://gmarche.monnaie-libre.fr\" title=$pubkey> $pubkeyShort... </a>";
+            $data .= '<td>'.$produit.'</td>';
             $data .= '<td><img src="/uploads/products/'.$antenne_slug.'/'.$row['image'].'" width="100" height="100" /></td>';
-            $data .= '<td>'.$row['username'].'</td>';
-            $data .= '<td></td>';
+            $data .= '<td>'.$vendeur_format.'</td>';
+            $data .= '<td>'.$cle_pub_format.'</td>';
             $data .= '<td>'.$row['quantite'].'</td>';
-            $data .= '<td>'.$row['prix'].'</td>';
+            $data .= '<td>'.$prix.'</td>';
              if ($row['username'] == $_GET['nom_connecte'] ) {
                 $data .= '<td>';
                 $data .= '<button onclick="GetProduitsDetails(\'';
diff --git a/public/ajax/readRecords2.php b/public/ajax/readRecords2.php
index 45f48a9..e38c693 100644
--- a/public/ajax/readRecords2.php
+++ b/public/ajax/readRecords2.php
@@ -20,7 +20,7 @@ $data = '<table class="table table-bordered table-striped">
 
 $params["antenne_slug"] = $antenne_slug;
 
-$requete = "SELECT souhaits.*, users.username 
+$requete = "SELECT souhaits.*, users.username, users.pubkey
                     FROM souhaits 
                     LEFT JOIN antennes 
                     ON antennes.id = souhaits.antenne_id 
@@ -39,12 +39,19 @@ if ($count > 0)
 		$data .= "<tr style='background:lightblue;color:black;'>
 				<td>$number</td>";
 
-		$data .= '<td>'.$row['name'].'</td>';
-		$data .= '<td><img src="/uploads/recherches/'.$antenne_slug.'/'.$row['image'].'" width="100" height="100" /></td>';
-		$data .= '<td>'.$row['username'].'</td>';
-		$data .= '<td></td>';
-		$data .= '<td>'.$row['quantite'].'</td>';
-		$data .= '<td>'.$row['prix'].'</td>';
+        $prix = $row['prix'];
+        $vendeur = $row['username'];
+        $produit = $row['name'];
+        $pubkey = $row['pubkey'];
+        $vendeur_format = "<a target=\"_blank\" href=\"https://g1.duniter.fr/#/app/wot/$pubkey/\">$vendeur</a>";
+
+        $pubkeyShort = substr($pubkey, 0, 8);
+        $data .= '<td>'.$produit.'</td>';
+        $data .= '<td><img src="/uploads/products/'.$antenne_slug.'/'.$row['image'].'" width="100" height="100" /></td>';
+        $data .= '<td>'.$vendeur_format.'</td>';
+        $data .= '<td>'.$pubkeyShort.'...</td>';
+        $data .= '<td>'.$row['quantite'].'</td>';
+        $data .= '<td>'.$prix.'</td>';
 		$data .= '<td>';
 		$data .= '<button onclick="GetRecherchesDetails(\'';
 		$data .= $row['id'];
diff --git a/public/css/style.css b/public/css/style.css
index 47952b5..c793356 100644
--- a/public/css/style.css
+++ b/public/css/style.css
@@ -24,8 +24,13 @@ img {
   height: auto;
 }
 
-a :hover {
-    background-color: lightgreen;
+#la_page a {
+  color: #5B5EA6;
+}
+
+.breadcrumbs a:hover {
+/*    background-color: lightgreen; */
+    font-size: 1.03em;
     text-decoration: none;
 }
 
@@ -103,6 +108,57 @@ header.header img {
   margin: 5px auto;
  text-align: center;
 }
+
+#signupContain {
+  background-color: lightgray;
+  opacity: 0.9;
+  margin: auto;
+  margin-top: 1rem;
+  padding:1rem;
+  width: 550px;
+}
+
+#firstnameDiv {
+  width: 49%;
+  display: inline-block;
+}
+
+#lastnameDiv {
+  width: 50%;
+  display: inline-block;
+}
+
+#champsOgligatoire {
+  float: right;
+  font-size: 0.8em;
+}
+
+#validSignup {
+  display: block;
+  margin: auto;
+}
+
+/******************************************************************/
+/*                           LOADING PUBKEY                       */
+/******************************************************************/
+
+#cle_pub {
+  display:    none;
+}
+
+.loadingPubkey {
+    display:    none;
+    height:     20px;
+    width:      20px;
+    content:url('../images/ajax-loader.gif')
+}
+
+body.loading .loadingPubkey {
+    overflow: hidden;   
+    display: block;
+}
+
+
 /******************************************************************/
 /*                            POUR MOBILES                        */
 /******************************************************************/
diff --git a/public/images/ajax-loader.gif b/public/images/ajax-loader.gif
new file mode 100644
index 0000000..5bf5193
Binary files /dev/null and b/public/images/ajax-loader.gif differ
diff --git a/public/js/script.js b/public/js/script.js
index 9bb5b82..f3410fe 100644
--- a/public/js/script.js
+++ b/public/js/script.js
@@ -1,4 +1,5 @@
 // Add Record
+
 function addRecord(antenne_slug, antenne_id, nom_connecte, id_user) {
 
     var produit = $("#produit").val();
diff --git a/src/Account/Action/SignupAction.php b/src/Account/Action/SignupAction.php
index 1338700..c97cef6 100644
--- a/src/Account/Action/SignupAction.php
+++ b/src/Account/Action/SignupAction.php
@@ -58,10 +58,11 @@ class SignupAction
         }
         $params = $request->getParsedBody();
         $validator = (new Validator($params))
-            ->required('username', 'email', 'password', 'password_confirm', 'firstname', 'lastname', 'created_at')
+            ->required('username', 'pubkey', 'email', 'password', 'password_confirm', 'created_at')
             ->length('username', 3)
-            ->length('firstname', 2)
-            ->length('lastname', 2)
+            ->length('pubkey', 43)
+            ->length('firstname', 0)
+            ->length('lastname', 0)
             ->email('email')
             ->confirm('password')
             ->length('password', 4)
@@ -70,6 +71,7 @@ class SignupAction
         if ($validator->isValid()) {
             $userParams = [
                 'username' => $params['username'],
+                'pubkey' => $params['pubkey'],
                 'firstname'=> $params['firstname'],
                 'lastname'=> $params['lastname'],
                 'email'    => $params['email'],
@@ -89,6 +91,7 @@ class SignupAction
             'errors' => $errors,
             'user'   => [
                 'username' => $params['username'],
+                'pubkey' => $params['pubkey'],
                 'email'    => $params['email'],
                 'firstname'=> $params['firstname'],
                 'lastname'=> $params['lastname'],
diff --git a/src/Account/views/signup.twig b/src/Account/views/signup.twig
index 2cafe48..bcdc960 100644
--- a/src/Account/views/signup.twig
+++ b/src/Account/views/signup.twig
@@ -1,16 +1,66 @@
 {% extends 'layout.twig' %}
 
 {% block body %}
-  <div class="container" style="background-color: lightgray;opacity: 0.9;margin: 1rem;padding:1rem;">
+<!--  <script type="text/javascript" src="../../../public/js/script.js"></script>-->
+  <div class="container" id="signupContain">
     <form action="{{ path('account.signup') }}" method="post">
       {{ csrf_input() }}
-      {{ field('username', user.username, "Pseudo") }}
-      {{ field('firstname', user.firstname, "Prénom") }}  {{ field('lastname', user.lastname, "Nom") }}
-      {{ field('email', user.email, "Email", {type: 'email'}) }}
-      {{ field('password', null, "Mot de passe", {type: 'password'}) }}
-      {{ field('password_confirm', null, "Confirmez le mot de passe", {type: 'password'}) }}
+      {{ field('username', user.username, "Pseudo *") }}
+      <div class="loadingPubkey"></div>
+      <div id="livesearch-pubkey"></div>
+      <div id=cle_pub>{{ field('pubkey', user.pubkey, "Clé publique*") }}</div>
+      <div id=lastnameDiv>{{ field('lastname', user.lastname, "Nom") }}</div>
+      <div id=firstnameDiv>{{ field('firstname', user.firstname, "Prénom") }}</div>
+      {{ field('email', user.email, "Email *", {type: 'email'}) }}
+      {{ field('password', null, "Mot de passe *", {type: 'password'}) }}
+      {{ field('password_confirm', null, "Confirmez le mot de passe *", {type: 'password'}) }}
+      <div id="champsOgligatoire">* Champs obligatoires</div>
       {{ field('created_at', date(), null, {type: 'hidden'}) }}
-      <button class="btn btn-primary">S'inscrire</button>
+      <button class="btn btn-primary" id="validSignup">S'inscrire</button>
     </form>
   </div>
-{% endblock %}
\ No newline at end of file
+
+
+<script>
+
+var textInput = document.getElementById('username');
+var timeout = null;
+$body = $("body");
+(document.getElementById("pubkey").value) ? noPubKey("block") : true ;
+
+textInput.onkeyup = function (e) {
+    clearTimeout(timeout);
+    timeout = setTimeout(function () {
+        xmlhttp=new XMLHttpRequest();
+        xmlhttp.onreadystatechange=function() {
+            if (this.readyState==4 && this.status==200) {
+                pubkeyAnswer=this.responseText;
+                pubkeyIsNull = pubkeyAnswer.includes("Aucune clé n'a été trouvé à partir de ce pseudo");
+ //               (pubkeyIsNull) ? sentenceAnswer=this.responseText : sentenceAnswer="j'ai trouvé ta clé publique Ḡ1 !";  
+//                sentenceAnswer=this.responseText;
+                (pubkeyIsNull) ? document.getElementById("livesearch-pubkey").innerHTML=pubkeyAnswer : document.getElementById("livesearch-pubkey").innerHTML='ḠTrouvé une clé ! =)<br>Clé publique: ' + pubkeyAnswer;
+                (pubkeyIsNull) ? document.getElementById("pubkey").value="" : document.getElementById("pubkey").value=pubkeyAnswer;
+                document.getElementById("livesearch-pubkey").style.border="2px solid #A5ACB2";
+                (pubkeyIsNull) ? noPubKey("block") : noPubKey("hide");
+            }
+        }
+        $body.addClass("loading");
+        xmlhttp.open("GET","/ajax/getG1PubKey.php?vendeur="+textInput.value,true);
+        xmlhttp.send();
+    }, 800);
+};
+
+function noPubKey(state) {
+  $body.removeClass("loading");
+  var textMbr = document.getElementById("cle_pub");
+  if (state == "hide"){
+    textMbr.style.display = "none";
+  } else {
+    textMbr.style.display = "block";
+  }
+}
+
+
+</script>
+
+{% endblock %}
diff --git a/src/Product/views/admin/products/index.twig b/src/Product/views/admin/products/index.twig
index 36fda25..65a6659 100644
--- a/src/Product/views/admin/products/index.twig
+++ b/src/Product/views/admin/products/index.twig
@@ -177,10 +177,6 @@
                                   <div id="add_preview" style="border:1px solid black;width:160px;height:160px;">&nbsp;</div>
                               </div>
                          </div>
-                         <div class="form-group">
-                             <label for="cle_pub">Clé publique</label>
-                             <input type="text" id="cle_pub" placeholder="Clé publique" class="form-control"/>
-                         </div>
                          <div class="form-group">
                              <label for="quantite">Quantité</label>
                              <input type="number" id="quantite" placeholder="Quantité" class="form-control"/>