diff --git a/.gitignore b/.gitignore
index 539325f..91bfea9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,5 @@
+flask_session
+
 # gedit
 *~
 
diff --git a/powerdnsadmin/default_config.py b/powerdnsadmin/default_config.py
index fd21b98..8513915 100644
--- a/powerdnsadmin/default_config.py
+++ b/powerdnsadmin/default_config.py
@@ -12,6 +12,13 @@ FILESYSTEM_SESSIONS_ENABLED = True
 SESSION_COOKIE_SAMESITE = 'Lax'
 CSRF_COOKIE_HTTPONLY = True
 
+#CAPTCHA Config
+CAPTCHA_ENABLE = True
+CAPTCHA_LENGTH = 6
+CAPTCHA_WIDTH = 160
+CAPTCHA_HEIGHT = 60
+CAPTCHA_SESSION_KEY = 'captcha_image'
+
 ### DATABASE CONFIG
 SQLA_DB_USER = 'pda'
 SQLA_DB_PASSWORD = 'changeme'