diff --git a/src/backend/core/models.py b/src/backend/core/models.py
index 332af8f8..c0515edc 100644
--- a/src/backend/core/models.py
+++ b/src/backend/core/models.py
@@ -163,6 +163,13 @@ class User(AbstractBaseUser, BaseModel, auth_models.PermissionsMixin):
         """
         return []
 
+    @property
+    def email_anonymized(self):
+        """Anonymize the email address by replacing the local part with asterisks."""
+        if not self.email:
+            return ""
+        return f"***@{self.email.split('@')[1]}"
+
 
 class Resource(BaseModel):
     """Model to define access control"""
diff --git a/src/backend/core/tests/test_models_users.py b/src/backend/core/tests/test_models_users.py
index edea5bb9..8e313b8b 100644
--- a/src/backend/core/tests/test_models_users.py
+++ b/src/backend/core/tests/test_models_users.py
@@ -44,3 +44,12 @@ def test_models_users_send_mail_main_missing():
         user.email_user("my subject", "my message")
 
     assert str(excinfo.value) == "User has no email address."
+
+
+def test_models_users_email_anonymized():
+    """The user's email should be anonymized if it exists."""
+    user = factories.UserFactory(email="john.doe@world.com")
+    assert user.email_anonymized == "***@world.com"
+
+    user = factories.UserFactory(email=None)
+    assert user.email_anonymized == ""