+Based on :mod:`django.contrib.auth.tokens`. Supports the following settings:
+
+:setting:`WALDO_REGISTRATION_TIMEOUT_DAYS`
+ The number of days a registration link will be valid before expiring. Default: 1.
+
+:setting:`WALDO_EMAIL_TIMEOUT_DAYS`
+ The number of days an email change link will be valid before expiring. Default: 1.
+