 <p>This sounds a lot like an <code>SFAuthorizationPluginView</code>.</p> <p>Apple has an API for you to add your own authentication methods. Here is some sample code to get started.</p> <p><a href="http://developer.apple.com/mac/library/samplecode/NameAndPassword/Introduction/Intro.html" rel="nofollow noreferrer">http://developer.apple.com/mac/library/samplecode/NameAndPassword/Introduction/Intro.html</a></p>