diff --git a/src/Bundle/ChillMainBundle/Entity/Notification.php b/src/Bundle/ChillMainBundle/Entity/Notification.php
index b2fe40c60..5257a7a90 100644
--- a/src/Bundle/ChillMainBundle/Entity/Notification.php
+++ b/src/Bundle/ChillMainBundle/Entity/Notification.php
@@ -105,12 +105,25 @@ class Notification implements TrackUpdateInterface
      */
     private ?User $updatedBy;
 
+    /**
+     * a list of destinee which will receive notifications
+     * @var array|string[]
+     * @ORM\Column(type="json")
+     */
+    public array $adressesEmails = [];
+
+    /**
+     * @ORM\Column(type="text", nullable=false)
+     */
+    private string $accessKey;
+
     public function __construct()
     {
         $this->addressees = new ArrayCollection();
         $this->unreadBy = new ArrayCollection();
         $this->comments = new ArrayCollection();
         $this->setDate(new DateTimeImmutable());
+        $this->accessKey = bin2hex(openssl_random_pseudo_bytes(24));
     }
 
     public function addAddressee(User $addressee): self
diff --git a/src/Bundle/ChillMainBundle/migrations/Version20220413154743.php b/src/Bundle/ChillMainBundle/migrations/Version20220413154743.php
new file mode 100644
index 000000000..88a31c92c
--- /dev/null
+++ b/src/Bundle/ChillMainBundle/migrations/Version20220413154743.php
@@ -0,0 +1,39 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Chill\Migrations\Main;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+final class Version20220413154743 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return 'add access keys and emails dest to notifications';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $this->addSql('ALTER TABLE chill_main_notification ADD adressesEmails JSON NOT NULL DEFAULT \'[]\';');
+        $this->addSql('ALTER TABLE chill_main_notification ADD accessKey TEXT DEFAULT NULL');
+        $this->addSql('WITH randoms AS (select
+                n.id,
+                string_agg(substr(characters, (random() * length(characters) + 0.5)::integer, 1), \'\') as random_word
+             from (values(\'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789\')) as symbols(characters)
+                -- length of word
+                join generate_series(1, 16) on 1 = 1
+            JOIN chill_main_notification n ON true
+            GROUP BY n.id)
+        UPDATE chill_main_notification SET accessKey = randoms.random_word FROM randoms WHERE chill_main_notification.id = randoms.id');
+        $this->addSql('ALTER TABLE chill_main_notification ALTER accessKey DROP DEFAULT');
+        $this->addSql('ALTER TABLE chill_main_notification ALTER accessKey SET NOT NULL');
+    }
+
+    public function down(Schema $schema): void
+    {
+        $this->addSql('ALTER TABLE chill_main_notification DROP adressesEmails');
+        $this->addSql('ALTER TABLE chill_main_notification DROP accessKey');
+    }
+}