1. visit any page that brings up the HTTP authentication dialog
2. hit Tab repeatedly -- note that it cycles through the two text fields repeatedly (or more controls depending on your systemwide "Tab to all controls" setting).
3. hit Shift-Tab repeatedly
Note that it does not cycle through the two text fields repeatedly.
The problem is that the nib file has an invalid nextKeyView loop. Two views have the password field as their nextKeyView.
Created attachment 79660 [details]
Patch that rewires the nextKeyView loop.