diff --git a/server/src/uds/auths/OAuth2/authenticator.py b/server/src/uds/auths/OAuth2/authenticator.py
index bc2701797..a07aa0de0 100644
--- a/server/src/uds/auths/OAuth2/authenticator.py
+++ b/server/src/uds/auths/OAuth2/authenticator.py
@@ -78,7 +78,7 @@ class OAuth2Authenticator(auths.Authenticator):
         required=True,
         tab=_('Server'),
     )
-    client_secret = gui.TextField(
+    client_secret = gui.PasswordField(
         length=128,
         label=_('Client Secret'),
         order=3,
diff --git a/server/src/uds/auths/Radius/authenticator.py b/server/src/uds/auths/Radius/authenticator.py
index 834883208..b31841f32 100644
--- a/server/src/uds/auths/Radius/authenticator.py
+++ b/server/src/uds/auths/Radius/authenticator.py
@@ -76,7 +76,7 @@ class RadiusAuth(auths.Authenticator):
         tooltip=_('Radius authentication port (usually 1812)'),
         required=True,
     )
-    secret = gui.TextField(
+    secret = gui.PasswordField(
         length=64,
         label=_('Secret'),
         order=3,