Custom login/lock screen in OS X Mavericks...

OS X custom login authentication...

Customize Login Screen Mac OSX (SFAuthorizationPluginView)...

SecurityAgentPlugin not working anymore on Yosemite (SFAuthorizationPluginView)...

Hide window until the top window is displayed...

Add button to OSX lock screen...

Accessing OS X keychain item from trusted application...

Redrawing a SFAuthorizationPluginView...

Triggering callback without pressing the button in Cocoa...

Objective-C libraries multiple inheritance...

Creating an OS X authentication plugin...

Is it possible to replace the Mac login screen?...

OSX Security Framework NameAndPassword sample application...