diff --git a/application/config/constants.php b/application/config/constants.php
index 2888faa0..d75b062a 100644
--- a/application/config/constants.php
+++ b/application/config/constants.php
@@ -79,6 +79,7 @@ define('TIME_FORMAT_REGULAR', 'regular');
 define('TIME_FORMAT_MILITARY', 'military');
 
 define('MIN_PASSWORD_LENGTH', 7);
+define('MAX_PASSWORD_LENGTH', 100);
 define('ANY_PROVIDER', 'any-provider');
 
 define('CALENDAR_VIEW_DEFAULT', 'default');
diff --git a/application/helpers/password_helper.php b/application/helpers/password_helper.php
index 19613eb4..4c86809e 100644
--- a/application/helpers/password_helper.php
+++ b/application/helpers/password_helper.php
@@ -22,9 +22,16 @@
  * @param string $password Given string password.
  *
  * @return string Returns the hash string of the given password.
+ *
+ * @throws Exception
  */
 function hash_password(string $salt, string $password): string
 {
+    if (strlen($password) > MAX_PASSWORD_LENGTH)
+    {
+        throw new Exception('The provided password is too long, please use a shorter value.');
+    }
+
     $half = (int)(strlen($salt) / 2);
 
     $hash = hash('sha256', substr($salt, 0, $half) . $password . substr($salt, $half));